OT-2026-000053028
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down
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-2026-000053028) never changes.
Identity and time
| Publication number | OT-2026-000053028 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-76b4-8e1f-39aa4b416e3e · 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-2026-000053028 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15292b7c1fdff6bf59d133662877871af88365789cf739f68744418998e588ed |
|---|---|
| Markdown | 851b3ff9f81d6f58bd7b1bfacab2fa47eaaa2da73b56130050b166d472d39f58 |
| Publication page | 02ef8d66409a424c2665469c6010c2f19c0c8f771ed38ea05c9f38aa410c1512 |
| Manifest | 3d48aa0186bb3bb7ec0f7d8bee6873f7b41a5473d554970f97b5e76db0c53837 |
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 | pTTCT3x4HK9yFcmJZsfgA1Hs8NYBBjrRN8eoI9I13ezEO4jD+yQlJ+LLZMf17D7O/EAo4rzB/18vQrjbcNvyCw== |
| 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
| 2026-09-17T10:56:43.878475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053028observed 02ef8d66409a424c2665469c6010c2f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:43.861421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053028/manifest.jsonobserved 3d48aa0186bb3bb7ec0f7d8bee6873f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.842714Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053028/publication.mdobserved 851b3ff9f81d6f58bd7b1bfacab2fa47...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.826677Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053028/publication.txtobserved 15292b7c1fdff6bf59d133662877871a...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. |
|---|