OT-2026-000100544
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100544) never changes.
Identity and time
| Publication number | OT-2026-000100544 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f1-7bda-9474-8dcaf46e7dca · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100544 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab8d3bf5ab94439d4d8b5b88fead50dd8b17f1028cb8d279e74033737efe5ca9 |
|---|---|
| Markdown | 5071591f11b73594b752e006662dfa98c08e9f374dd468a02bd6b544bfb66fb0 |
| Publication page | f013773b4775256676ac0380fb0032bfc2b502fb813bd67906e8e17accd1e782 |
| Manifest | 6107525c6c688c4f864c796945914e72ec43ae3d63001f99e0dc43cb2b0ef399 |
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 | 1mQu8sFALWKbZf1ruwqhUOSSGr9O8CPgPDg9vutlW3KlTyEOOYTWY1pTpNqwYcCw2dw1WONgu+YPBkNG8IILBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:27:19.027542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100544observed f013773b4775256676ac0380fb0032bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:27:19.008813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100544/manifest.jsonobserved 6107525c6c688c4f864c796945914e72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:18.990110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100544/publication.mdobserved 5071591f11b73594b752e006662dfa98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:18.972246Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100544/publication.txtobserved ab8d3bf5ab94439d4d8b5b88fead50dd...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. |
|---|