OT-2026-000075827
Publication integrity record
Foam pad vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, 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-2026-000075827) never changes.
Identity and time
| Publication number | OT-2026-000075827 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7e31-8b5c-6d6991784e13 · 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-2026-000075827 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53f714384f13992a5adcbc2e53707ad4f4e70aba433052517addaabc25dd0830 |
|---|---|
| Markdown | b172c92c53c1530bb57329ed0ac185ff4be8f838b213c9ed51fd28d1875d4e31 |
| Publication page | de6d0ba67543357a8773e7aff31e0b7ab97f67f084a563520554f57113883ad4 |
| Manifest | 204709b9289cbb0cdc10c761f269a723db04215597c7c37a91eb45c546d6cd8a |
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 | IVPeJ6CM8FJ8E/wkkSjmvNmdUH01V+n4Bsc6gmOjl2YVvhmyViyKy42yTaSuUCOQVDApl1CuNVCwwBxLTNMyBg== |
| 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
| 2026-09-17T10:14:23.008708Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075827observed de6d0ba67543357a8773e7aff31e0b7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:22.991407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075827/manifest.jsonobserved 204709b9289cbb0cdc10c761f269a723...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:22.974120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075827/publication.mdobserved b172c92c53c1530bb57329ed0ac185ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:22.955063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075827/publication.txtobserved 53f714384f13992a5adcbc2e53707ad4...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. |
|---|