OT-2026-000030131
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed 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-2026-000030131) never changes.
Identity and time
| Publication number | OT-2026-000030131 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e4ff-7b1c-8e2b-5f5337bcb4fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030131 |
| Status | PUBLIC |
Content hashes
| Canonical text | f89f32974a9b29993d877110b5631482ae5f24d1e42a1b701a27631a3cb24d23 |
|---|---|
| Markdown | 32f47200f2aa7f691c237e68f05850e282052d488ae65ae28ac659a306ca3646 |
| Publication page | 8adb94e3453b5798eb24f9db2715361d8798cf7792595d42dab922cfe6f09c8a |
| Manifest | 5d7994abbfddb3a405b87e617ba456f978849baf312f058d9fa16219acfa0515 |
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 | 1lY+ByBRM6lRXa2pNzkyhuswSkK14nzIoyZTDF4Al26/iJ6YO6ekhAre5w4PDqCjmFXDIr2VSRDQYpvHv/eIDw== |
| 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... |
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Independent retrieval
| 2026-10-28T00:41:40.006226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030131observed 8adb94e3453b5798eb24f9db2715361d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T00:41:39.892905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030131/manifest.jsonobserved 5d7994abbfddb3a405b87e617ba456f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T00:41:39.811122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030131/publication.mdobserved 32f47200f2aa7f691c237e68f05850e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T00:41:39.693383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030131/publication.txtobserved f89f32974a9b29993d877110b5631482...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:22.262612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030131observed 8adb94e3453b5798eb24f9db2715361d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:22.237905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030131/manifest.jsonobserved 5d7994abbfddb3a405b87e617ba456f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:22.217904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030131/publication.mdobserved 32f47200f2aa7f691c237e68f05850e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:22.199245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030131/publication.txtobserved f89f32974a9b29993d877110b5631482...fetched by instance-3.rotem.ai from 34.69.0.72, 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 |
|---|