OT-2026-000056410
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000056410) never changes.
Identity and time
| Publication number | OT-2026-000056410 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd2-74c7-b6af-1dfb8646e0c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056410 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28696aaf377f344488573c6b57364e09c1524acb1bebc1c24143cd63e9695684 |
|---|---|
| Markdown | 450405b0120c26e643e5880779fe55e8bd340004888eb0b2c39a434bb1c53f7b |
| Publication page | 7e920763bf905cbd2f139e80022dbbf0cdd4f77ebd5b3363f693cb37186e73a6 |
| Manifest | 8977ecac5ccc90d80c5e46b2a9ba9e53626094fcb983604aed41fb8be4f7e70a |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | BrqOddin8+i2P02mcsfeEbPPIvWZW6cbmAYvWVqX7kSnAoJ10ZDMMFFLQcb2APsJmA6qXu/q8WkwL3TyaLrBBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-10-16T04:23:47.701676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056410observed 7e920763bf905cbd2f139e80022dbbf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-16T04:23:47.687625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056410/manifest.jsonobserved 8977ecac5ccc90d80c5e46b2a9ba9e53...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-16T04:23:47.673047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056410/publication.mdobserved 450405b0120c26e643e5880779fe55e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-16T04:23:47.614045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056410/publication.txtobserved 28696aaf377f344488573c6b57364e09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:26.558772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056410observed 7e920763bf905cbd2f139e80022dbbf0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:26.346742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056410/manifest.jsonobserved 8977ecac5ccc90d80c5e46b2a9ba9e53...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:26.106526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056410/publication.mdobserved 450405b0120c26e643e5880779fe55e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-18T00:42:25.945963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056410/publication.txtobserved 28696aaf377f344488573c6b57364e09...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|