OT-2026-000077499
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000077499) never changes.
Identity and time
| Publication number | OT-2026-000077499 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f50a-7da0-bafa-67b69e92c58e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077499 |
| Status | PUBLIC |
Content hashes
| Canonical text | fa08edc726c77d96051c8379b53eb76996b083b2cbc8aa8faad1bb8c1ccf914d |
|---|---|
| Markdown | 24b124f089d92212c2bc4bbdb4e9f302271f9184e699415e52d391b3af3abfcd |
| Publication page | 2a596d19ac42d85218bcdc033db9cfd6fbf0be4909590f54673626ce7aba4d5d |
| Manifest | 7552ee384357158b93c204a0abb51703fd2dee1b08940f9c0df233caf80d05cc |
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 | tWAyrohyxQse0bYPS2XvohRU7ygTWpQohO5eDLItsOoiPpPvOnWasW+6iZXQ4Ld87Ndab180HfRBqop4QlPJCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:09:11.375128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077499observed 2a596d19ac42d85218bcdc033db9cfd6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:11.354358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077499/manifest.jsonobserved 7552ee384357158b93c204a0abb51703...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:11.333483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077499/publication.mdobserved 24b124f089d92212c2bc4bbdb4e9f302...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:11.313654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077499/publication.txtobserved fa08edc726c77d96051c8379b53eb769...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. |
|---|