OT-2026-000035512
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000035512) never changes.
Identity and time
| Publication number | OT-2026-000035512 · never reused |
|---|---|
| Internal UUID | 01a0ae76-b4c5-7806-896a-8c5f78d94047 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:23:30.265572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000035512 |
| Status | PUBLIC |
Content hashes
| Canonical text | 062868ddc9fbb0271d1065f8a8c0452c7029bd6b47861f4633106392ec07c09b |
|---|---|
| Markdown | fe7968e592abf7c975843097eedaf2cd89341078c37787e8b9a943fab57de51a |
| Publication page | 2b9c4464efdb1882a8708cea6d91d3307b56a02187f3a29eb76806a6c362acb3 |
| Manifest | 6d34355a5f8710553db67b58ea1681eca19581f0a5fe343e8fbc3f4b0f6371ec |
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 | Au3DPv8pnaDoU52Q6Zrjbr03ffGOpisWG+hFxApzq9suSJAUtB+9tSpf+WWXzEIaNPG5OBvs8RAXiWuBN5waCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-12T12:41:18.623155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035512observed 2b9c4464efdb1882a8708cea6d91d330...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-12T12:41:18.547047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035512/manifest.jsonobserved 6d34355a5f8710553db67b58ea1681ec...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T12:41:18.446075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035512/publication.mdobserved fe7968e592abf7c975843097eedaf2cd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T12:41:18.238679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035512/publication.txtobserved 062868ddc9fbb0271d1065f8a8c0452c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T16:41:41.396094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035512observed 2b9c4464efdb1882a8708cea6d91d330...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T16:41:41.288006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035512/manifest.jsonobserved 6d34355a5f8710553db67b58ea1681ec...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T16:41:41.194353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035512/publication.mdobserved fe7968e592abf7c975843097eedaf2cd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-22T16:41:41.052434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035512/publication.txtobserved 062868ddc9fbb0271d1065f8a8c0452c...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 |
|---|