OT-2026-000053427
Publication integrity record
Four cup vacuum gripper, four zone face, single stage ejector, 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-2026-000053427) never changes.
Identity and time
| Publication number | OT-2026-000053427 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a8f-73ea-8a1f-05c4b6525939 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053427 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0b2030171f7e2daf7fb1a281b7988ad16a04ab97ea7b4ec1d331137210a1fb3e |
|---|---|
| Markdown | 2f5defe1f079951e4af13fd81f130963afb36eee08983b80a8fbb99499a1f24b |
| Publication page | e60f8e7dc2f5b3ddbbd0e6cca4cac4c0f44c073fb2fea51d6fa5da8bb56ac672 |
| Manifest | 8302105abbcdaf56794af846783cbfc4fb654cc7dda536c4b293be52f83ce14a |
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 | rPk7z5Rknt5HKxyWo+twyJ2bp+9rtbqLw8foHEE7BKhTWXIYdhr4pDITXyBBCoeKr/z/j4uLarJDiLHs5/LqBg== |
| 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
| 2026-09-17T10:55:09.827953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053427observed e60f8e7dc2f5b3ddbbd0e6cca4cac4c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:09.811571Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053427/manifest.jsonobserved 8302105abbcdaf56794af846783cbfc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:09.794118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053427/publication.mdobserved 2f5defe1f079951e4af13fd81f130963...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:09.775712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053427/publication.txtobserved 0b2030171f7e2daf7fb1a281b7988ad1...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. |
|---|