OT-2026-000021179
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000021179) never changes.
Identity and time
| Publication number | OT-2026-000021179 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-76d2-ad6b-d3f5d9b237b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021179 |
| Status | PUBLIC |
Content hashes
| Canonical text | 852629e7c0dbb57001cb440e8fe301b6af1fc0fdb7e5bb001ff7e2f7f29b3884 |
|---|---|
| Markdown | 5d3af79ce7d6114600fd48e724bcdfcacf4aa17e59df4edcd2b64d090ad20dc9 |
| Publication page | a1fcdf949d42253e103420872443f0c78a1f8480173d0e4cea8d3329d1c64ac1 |
| Manifest | ea2dc6381f0c6b0da78caead184bc6b5c8895d6ddc1190d1370d55d1a34b3a4f |
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 | KSpqdfgCoa8LTILa5QBAvkdjkxBgrGuOcC6jJJVHR9Bp9nwJF6Ao+yViAEqi5XTGqzDR7jl7b8qR0iQZBA7FCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:54:57.710981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021179observed a1fcdf949d42253e103420872443f0c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:57.690134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021179/manifest.jsonobserved ea2dc6381f0c6b0da78caead184bc6b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:57.671094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021179/publication.mdobserved 5d3af79ce7d6114600fd48e724bcdfca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:57.648086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021179/publication.txtobserved 852629e7c0dbb57001cb440e8fe301b6...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. |
|---|