OT-2026-000029871
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000029871) never changes.
Identity and time
| Publication number | OT-2026-000029871 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac47-7618-9f75-7e2e273eafc4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029871 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd02bce3a15d366eb65a1d38ed42a4d4da1616070122ed2bcb277624fd1ad606 |
|---|---|
| Markdown | 763b4c36f0a07b25a444042e6d3173fab3fc42482470041402795bf693d4af9f |
| Publication page | 4179b9b69da97336a2b7e52c06e1d057d3afa9985c3d5b2cb5d635c86e8aaf8c |
| Manifest | fa789db85cf86c7058b52abe856ac283b22b9f79c75056cf81fe33250e928abb |
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 | 4ZJ8UsUFcU2kKKu5JX7Qn/njUytPQI0LH7jPO2mHp7Etk2feoHQnqn0AnGyhARIilmvzbmOfxVL8WEgDTn9HDQ== |
| 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
| 2026-09-17T11:38:34.026035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029871observed 4179b9b69da97336a2b7e52c06e1d057...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:34.010024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029871/manifest.jsonobserved fa789db85cf86c7058b52abe856ac283...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:33.992067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029871/publication.mdobserved 763b4c36f0a07b25a444042e6d3173fa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:33.975455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029871/publication.txtobserved fd02bce3a15d366eb65a1d38ed42a4d4...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
| Custody package | Pending Custody packages are produced weekly. |
|---|