OT-2026-000052945
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000052945) never changes.
Identity and time
| Publication number | OT-2026-000052945 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-7d9f-be18-8afd4b0e546d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052945 |
| Status | PUBLIC |
Content hashes
| Canonical text | dcb0cf5109ab8c96ebf88e542594944ca3d96917950b1ea1603f6dcab373e92c |
|---|---|
| Markdown | 2d1cbfe677d1bb77ab2a1f0f6ec833ed9892a3366e318eb8a6fa092750241522 |
| Publication page | a46ad6f4f0115914305bf068eb9c497a03fb52ba0eea6537956ea3eda1b3db30 |
| Manifest | 7e206be55db8ee21446edf76e295ecd504eba00cd4c8f8a5e902eb8b379ab574 |
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 | UqXqL2WBKEvEjV9OR8z7m5i+CEhqp4NI5Ad3DRw5m0/reADCQ/ouAk+g/pcpMVClXMJcnZMnkcTdF/ZKBORMBQ== |
| 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
| 2026-09-17T10:56:37.581888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052945observed a46ad6f4f0115914305bf068eb9c497a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:37.564923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052945/manifest.jsonobserved 7e206be55db8ee21446edf76e295ecd5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:37.547891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052945/publication.mdobserved 2d1cbfe677d1bb77ab2a1f0f6ec833ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:37.529424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052945/publication.txtobserved dcb0cf5109ab8c96ebf88e542594944c...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. |
|---|