OT-2026-000027855
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pulsed blow-off before 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-2026-000027855) never changes.
Identity and time
| Publication number | OT-2026-000027855 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a4a5-70db-b897-9e01197c4669 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027855 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6a411f4b3cfc269cf19071c0a380327c555b5dfac6ffbd45c561312805156617 |
|---|---|
| Markdown | 74b6b63a810a33d51ef7b250367556197e257d50c9c68222e267f9cec9679613 |
| Publication page | efcf0b27833256ec355b89f3c9a472c7bc6d589f59dd0ac0a2ea8c9519bb1aa6 |
| Manifest | 9b3fe8a23596cd4c5c10f01ce717afd1695936b4e7e8d6b1bba88288f57135d1 |
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 | Tw9M1L26Qndx/Sp1xP1Ub/4de/waatOCJhWbpPSI5szXa9JWfT1iFoiAmqYjtvdMIZ5LXj3YumGu/h24faWRAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:41:54.796325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027855observed efcf0b27833256ec355b89f3c9a472c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:54.779550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027855/manifest.jsonobserved 9b3fe8a23596cd4c5c10f01ce717afd1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:54.762379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027855/publication.mdobserved 74b6b63a810a33d51ef7b25036755619...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:54.745003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027855/publication.txtobserved 6a411f4b3cfc269cf19071c0a380327c...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. |
|---|