OT-2026-000027307
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000027307) never changes.
Identity and time
| Publication number | OT-2026-000027307 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6997-7f5a-88d4-f26a6272a1f6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027307 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9eccf970e57fb17696e8159f3c31bc7da3f4e6f16f710e3afb714eb6920462e1 |
|---|---|
| Markdown | 6181a0e71c62a1056e181edee19f441d6afa466055b6448da76b70e1b977cbc2 |
| Publication page | 9767508c4722298e74cc626a985a25b9c82ef6ee8609da14f4b031aecfe79281 |
| Manifest | 3bf605272ae9a70e03c03d0e9de990d503bf6afad3904755514d24964d00cf71 |
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 | GWydq+1i61HDaNdxpWi8WckFGitcipiTf7wF2LK9QYfTyq+wpxwpgJWw9aiugyxxwn9hDVdwxrOPQY3LNeqJAw== |
| 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
| 2026-09-17T11:42:42.020094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027307observed 9767508c4722298e74cc626a985a25b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:42.001986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027307/manifest.jsonobserved 3bf605272ae9a70e03c03d0e9de990d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:41.985417Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027307/publication.mdobserved 6181a0e71c62a1056e181edee19f441d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:41.963222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027307/publication.txtobserved 9eccf970e57fb17696e8159f3c31bc7d...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. |
|---|