OT-2026-000087684
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, 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-2026-000087684) never changes.
Identity and time
| Publication number | OT-2026-000087684 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd54-7cb1-9e90-2ed645247ce5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087684 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c737a4690e91ba1b3e620a170d48c1fa1fc34f40ef07699fb0267bf2304de53 |
|---|---|
| Markdown | 5df1af3cc8e0f6f258984b2b9af3a5d61bffa4e21d74e2486481a445b14060f8 |
| Publication page | bd928615ef1b10679363018a3cb60c708d5f426a8f37db21cc623127338a78ea |
| Manifest | de02c40542525e2cb4fbf7d2567974bb80e185c8a167fa906579d9c1e1c55f17 |
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 | IjjOIHR2Ks7z7jaRQToXWPSTui29uSTzPB9657YjdTWPuoSSG7di85O2gmQsXtw5PEuiA86ronMtxS3g0EThCQ== |
| 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
| 2026-09-17T09:51:07.921725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087684observed bd928615ef1b10679363018a3cb60c70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:07.904321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087684/manifest.jsonobserved de02c40542525e2cb4fbf7d2567974bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:07.887508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087684/publication.mdobserved 5df1af3cc8e0f6f258984b2b9af3a5d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:07.871674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087684/publication.txtobserved 8c737a4690e91ba1b3e620a170d48c1f...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. |
|---|