OT-2026-000052649
Publication integrity record
Three cup vacuum gripper, three 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-2026-000052649) never changes.
Identity and time
| Publication number | OT-2026-000052649 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573c-76d9-918e-27f189a341d3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052649 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1699ef602fc2ce59bc48059c284dba8d07e392fc922f80201985da48419731cc |
|---|---|
| Markdown | 8ed7685b99d5c6ee2a6d688dacce35c9132849b317fd8d863bafcb0c88d588b9 |
| Publication page | 5a925dd0c3a600e63efee7708405bd45072e596fb00e740207131ace0656bb15 |
| Manifest | 349c9c5259f41eefe1128d7ae76da67dcf02c0a73e3d55ac0396252679800982 |
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 | 9NM+ecTidWnCO4uE/AiCugn1olVarbpGXuzvntHeHzUg/ilq1kdyjXgH69tJFFhv7ekVFQeFBS11RjRb/uOpDw== |
| 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
| 2026-09-17T10:57:19.765045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052649observed 5a925dd0c3a600e63efee7708405bd45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:19.745694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052649/manifest.jsonobserved 349c9c5259f41eefe1128d7ae76da67d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.725396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052649/publication.mdobserved 8ed7685b99d5c6ee2a6d688dacce35c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:19.707017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052649/publication.txtobserved 1699ef602fc2ce59bc48059c284dba8d...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. |
|---|