OT-2026-000075628
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, vented 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-2026-000075628) never changes.
Identity and time
| Publication number | OT-2026-000075628 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fd-7981-a1b7-c187bf1533da · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075628 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8222c37ad4bdf78ce64c97b5da71b85f62f99917af7fc0ed0d5f94c09af68915 |
|---|---|
| Markdown | 5d9a116962fe356d1a370c68ee961010d627daddd4d444f1c2ae7ed599f57114 |
| Publication page | 9def05112e3b7dc62187ac846b6783297c7b898e281c9da69440375b20d15ebd |
| Manifest | b21445a9259e027909673ba1da1754e655a595e900cc3a3ee7a87c1974eb1e98 |
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 | a10zfvWntk+44zNx2MzwCruzKnJvwA1/X6ePL1mP3SACM3emVb2iqpem2KQT6IkjWmcUy6AvSWDjiCNFilbtCw== |
| 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
| 2026-09-17T10:13:21.550983Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075628observed 9def05112e3b7dc62187ac846b678329...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:13:21.533383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075628/manifest.jsonobserved b21445a9259e027909673ba1da1754e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:21.515551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075628/publication.mdobserved 5d9a116962fe356d1a370c68ee961010...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:13:21.496981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075628/publication.txtobserved 8222c37ad4bdf78ce64c97b5da71b85f...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. |
|---|