OT-2026-000057030
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000057030) never changes.
Identity and time
| Publication number | OT-2026-000057030 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5b6-7d71-a29a-4d10c2e19f21 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057030 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7bf4046e32e3426aeb03679a84d45273ec2c108553fbfcd047e57a99c24089a |
|---|---|
| Markdown | 618669efd6666eabd8725daa3685d43a5d784a3a12cd24d255c24a3e1872fe61 |
| Publication page | dd07c79e2b52c3c576dd3b90bdf82d1e16a952db755bf5a10e71072a3f558c75 |
| Manifest | e58d86ba62cf437b30944732af2feb007e437b27e45e1966b85cea653096e62d |
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 | Ocgb6nDwdS5UZGGq64NHLbtjRWAXE7/W2kBpn8U3KoTMGqlLMlaRgWmejNSNDjbpTnVQWHM+ZJjR2S6vrc+vDA== |
| 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
| 2026-09-17T10:48:30.668352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057030observed dd07c79e2b52c3c576dd3b90bdf82d1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:30.651523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057030/manifest.jsonobserved e58d86ba62cf437b30944732af2feb00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:30.629914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057030/publication.mdobserved 618669efd6666eabd8725daa3685d43a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:30.612590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057030/publication.txtobserved a7bf4046e32e3426aeb03679a84d4527...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. |
|---|