OT-2026-000032977
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off after 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-2026-000032977) never changes.
Identity and time
| Publication number | OT-2026-000032977 · never reused |
|---|---|
| Internal UUID | 01a0ae75-4843-7581-8033-08b48a96f248 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:57.065765Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000032977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 894f92d52b7c580a5017321da349426a0b82fd69cd8c58b38bae863b2484765b |
|---|---|
| Markdown | 4dab5d8733feea7bb40c00501d6c7cedd5972e12a1e110c1cadbc799df45e4bc |
| Publication page | 83489cc9342536eb5a870f42deff3b6ed0e747c035f5e7170145c0dc81e2dcb1 |
| Manifest | 7bd3fd1f47aa14c795e758539db6e1a498435686b2064d182e66de67b9ca96b6 |
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 | kfNBE9EtPucyJxWjn4U/6bVUNZKLc40sxGPAjeBoaqSyvFzqKPIb9tBKrTk5Fmw5uhLx2psY7BYdIAz9MAvyCg== |
| 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
| 2026-09-17T16:42:30.954801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032977observed 83489cc9342536eb5a870f42deff3b6e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T16:42:30.772148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032977/manifest.jsonobserved 7bd3fd1f47aa14c795e758539db6e1a4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:42:30.587971Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032977/publication.mdobserved 4dab5d8733feea7bb40c00501d6c7ced...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T16:42:30.395974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032977/publication.txtobserved 894f92d52b7c580a5017321da349426a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:35.305375Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032977observed 83489cc9342536eb5a870f42deff3b6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:35.288614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032977/manifest.jsonobserved 7bd3fd1f47aa14c795e758539db6e1a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:35.272624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032977/publication.mdobserved 4dab5d8733feea7bb40c00501d6c7ced...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:35.254459Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000032977/publication.txtobserved 894f92d52b7c580a5017321da349426a...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. |
|---|