OT-2026-000054888
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000054888) never changes.
Identity and time
| Publication number | OT-2026-000054888 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1285-73db-b8a6-552ed812652a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054888 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07aced680dbb740c23c0593f2b8c79971cf95ac2076cfe7f1215911b6e1b17f8 |
|---|---|
| Markdown | 732608a98b2c6a8015109ecea5a9cd7fa283e1a6c988d870488951391dd7a9c1 |
| Publication page | a2e82ed6480ac40fb5b33528e7d35ec9ac13279a7f8c1f01da7c40dc0dd365d8 |
| Manifest | 78dcf606674aeb41e89451fc4a1ddd54a523c738e10a4f8c99c42fa339f9e4fa |
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 | PRXV9kqiaDseHScmmPg3vVenl/jU1RO3OrrnnNwyXFUh+qKe9+5XIOL7XNNBJFtHqwYzUQcV8hyUd0rmjvR8DQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:06.833724Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054888observed a2e82ed6480ac40fb5b33528e7d35ec9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:06.815485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054888/manifest.jsonobserved 78dcf606674aeb41e89451fc4a1ddd54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:06.796808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054888/publication.mdobserved 732608a98b2c6a8015109ecea5a9cd7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:06.779726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054888/publication.txtobserved 07aced680dbb740c23c0593f2b8c7997...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. |
|---|