OT-2026-000087930
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000087930) never changes.
Identity and time
| Publication number | OT-2026-000087930 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7fbe-a6b2-0f4c524a3be4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087930 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec717580758010dcfb76f471d828390baa4714274940dae357ef25706b272082 |
|---|---|
| Markdown | 9706d25cbcca75e69f180771c6e1b375442d8b28deb5305324855849e8fd88de |
| Publication page | 5b7d4756713a0114c1bdb9d9bc2d362d9edce52a2adc6d5554b1b80bc24b43e9 |
| Manifest | 2ecdec5f03a198347974b7569024f772c759fee1457764c849bc965fc520315d |
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 | xRd/awEFSmEOf4zpkfYZkXEBeP1N2Hzfa2FBI/g3/pDSFJD5vntBvNwCtWIj43Br2pa/VW+z/M47XbbosdVvAA== |
| 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
| 2026-09-17T09:49:08.590838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087930observed 5b7d4756713a0114c1bdb9d9bc2d362d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:08.570332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087930/manifest.jsonobserved 2ecdec5f03a198347974b7569024f772...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:08.522413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087930/publication.mdobserved 9706d25cbcca75e69f180771c6e1b375...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:08.472032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087930/publication.txtobserved ec717580758010dcfb76f471d828390b...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. |
|---|