OT-2026-000052707
Publication integrity record
Foam pad vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000052707) never changes.
Identity and time
| Publication number | OT-2026-000052707 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42d-7729-be44-a3114c0d3813 · 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-2026-000052707 |
| Status | PUBLIC |
Content hashes
| Canonical text | 13d46786510cc09f5c6cab5b39a1b9e7a0ec7f20ee46017e366fb7301f714f6d |
|---|---|
| Markdown | c6b15b41b4c252a1ff52c0ac20b17b278fefe17dde87e02631d77ca65b6a2863 |
| Publication page | e1fc23befc813badc8449a6f40445bd8942a8c54e31785a2bbdc389ccfa4ed2a |
| Manifest | 983a3fe9d3d8f3e82858a289fe23ffdbb8ec6135eb57b38bea254f3e4aef88f9 |
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 | BstbfVS7rXZAHfXA0wxc7sXTpfD0PN/VjrY6ZjM3DfGkylZ3niDVuGp6kzHpKZyLuxbhOQo+kGtN4ekxPn2pBg== |
| 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
| 2026-09-17T10:55:41.659934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052707observed e1fc23befc813badc8449a6f40445bd8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:41.641095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052707/manifest.jsonobserved 983a3fe9d3d8f3e82858a289fe23ffdb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.621834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052707/publication.mdobserved c6b15b41b4c252a1ff52c0ac20b17b27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:41.603109Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052707/publication.txtobserved 13d46786510cc09f5c6cab5b39a1b9e7...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. |
|---|