OT-2026-000020977
Publication integrity record
Two cup vacuum gripper, two 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-2026-000020977) never changes.
Identity and time
| Publication number | OT-2026-000020977 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-70b4-84d9-6e4f49994184 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1027b306996a72f4fbf47a9e6395c2590ad94df1d0f03dcafc1b727f34cf4a85 |
|---|---|
| Markdown | 06e7cb30ce0138e68c6a5cb84133c1d6bb6642a8425953cf0cc6dd277e8dc27c |
| Publication page | 7636bbc506b95f4c2430efbc8bc08d19aeffc6091f8bcb9807ba69473bb8edb7 |
| Manifest | 248a5a8e5423e38cba87a6aadd6334ce79413691c44b0f723c3bf7f27cc542c4 |
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 | 4k0JluZQhTbrsWhRRAqlv/Nvl/peieRsiikq/D3HOoYb8to3en9GyVWOTR1czslVCTAFsYcdvw+hiejzZdr1AA== |
| 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
| 2026-09-17T11:56:07.378662Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020977observed 7636bbc506b95f4c2430efbc8bc08d19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:07.362017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020977/manifest.jsonobserved 248a5a8e5423e38cba87a6aadd6334ce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:07.345231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020977/publication.mdobserved 06e7cb30ce0138e68c6a5cb84133c1d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:07.327696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020977/publication.txtobserved 1027b306996a72f4fbf47a9e6395c259...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. |
|---|