OT-2026-000021213
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000021213) never changes.
Identity and time
| Publication number | OT-2026-000021213 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-73e2-b657-6990c9f7f0b8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021213 |
| Status | PUBLIC |
Content hashes
| Canonical text | 46bf81fc882cd2aeb267d2096a88fe63e3cc559a03903d68685a0700c7ea5611 |
|---|---|
| Markdown | 3aae011e4d2c5486d01f25b774465f8b3f709572d76d137a37744a92eed5fcd8 |
| Publication page | c932dd0f45d4e05c61787cd4a6b69791c7b73238a04554a7e542ed2839b04a5d |
| Manifest | a6aedee098b4dc29868707c6ee837e9f2f168ae09a3a5cdeac4fb79ddab1b64e |
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 | r3MW5jhOuWKcFjMj9LLmgfoLFr4PvG2wVFCkcydF+hKGZKk61qOsBf0Zvne/+nvz+v0bBWBdL56nXhkVkTlwDw== |
| 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
| 2026-09-17T16:42:28.713622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021213observed c932dd0f45d4e05c61787cd4a6b69791...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:42:28.571914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021213/manifest.jsonobserved a6aedee098b4dc29868707c6ee837e9f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:42:28.445067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021213/publication.mdobserved 3aae011e4d2c5486d01f25b774465f8b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:42:28.319114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021213/publication.txtobserved 46bf81fc882cd2aeb267d2096a88fe63...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.844409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021213observed c932dd0f45d4e05c61787cd4a6b69791...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.826671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021213/manifest.jsonobserved a6aedee098b4dc29868707c6ee837e9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.808140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021213/publication.mdobserved 3aae011e4d2c5486d01f25b774465f8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:00.790881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021213/publication.txtobserved 46bf81fc882cd2aeb267d2096a88fe63...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. |
|---|