OT-2026-000104291
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off after set-down
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-2026-000104291) never changes.
Identity and time
| Publication number | OT-2026-000104291 · never reused |
|---|---|
| Internal UUID | 01a0aea5-3420-7320-8672-b81c3274797d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:17.519068Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000104291 |
| Status | PUBLIC |
Content hashes
| Canonical text | b083d2943a1899978a84770e5b17a0c73e8e531490681471f2f4e8e858b4c3ca |
|---|---|
| Markdown | deba3714105b7aa1c5bc9dbfe9586d4ec9f76acb585822ff948465a6e4a3023b |
| Publication page | 6a3df64362216ad8fe828f9b2c095cf0e4316906e1a4a75796bd194a20fcacb2 |
| Manifest | 716596fcf41de70af89cde51f488b010e4730b52c932f29c8f1d08f235a75fd7 |
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 | 7LqIIQ2EdL9H9ekbiM2kGhrE2Ytzrprup1Y/6PTZHEYARClyNQ0OfGzoUEmqAoFIqDLyic3uvHT5Wr8sL1j5DQ== |
| 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
| 2026-09-17T09:20:24.872284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104291observed 6a3df64362216ad8fe828f9b2c095cf0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:20:24.852529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104291/manifest.jsonobserved 716596fcf41de70af89cde51f488b010...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:24.832858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104291/publication.mdobserved deba3714105b7aa1c5bc9dbfe9586d4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:20:24.814482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000104291/publication.txtobserved b083d2943a1899978a84770e5b17a0c7...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. |
|---|