OT-2026-000048395
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000048395) never changes.
Identity and time
| Publication number | OT-2026-000048395 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de4-7fa7-8fcf-09f1fe301478 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048395 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1adfc7fdce18884dc46887a205f4ca166b6419e3da6326a2ce75d3fe926f94a5 |
|---|---|
| Markdown | de4d77c2804943a185f4a73e3ca69a9ff8c111daf22cf973ad0ec9bb18999c27 |
| Publication page | b97825dd232f8f8a8a65728fb3278d6a4b878d27dc5ba7ad698e943ce74cfb99 |
| Manifest | 45c1b42af503f58faaaf375401f11eea73416f29bd6f480072b14a07096570f4 |
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 | K21vcjeH0vLoEw0w6aHB8B0PwG2NcjJgHEmGDJlcut5lN6P5nbLVDSAKeBy+JxgOT7xYdnkmgPd+p93EshjFAg== |
| 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
| 2026-09-17T11:05:01.835731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048395observed b97825dd232f8f8a8a65728fb3278d6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:01.812431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048395/manifest.jsonobserved 45c1b42af503f58faaaf375401f11eea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:01.792030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048395/publication.mdobserved de4d77c2804943a185f4a73e3ca69a9f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:01.771803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048395/publication.txtobserved 1adfc7fdce18884dc46887a205f4ca16...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. |
|---|