OT-2026-000020455
Publication integrity record
Two 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-2026-000020455) never changes.
Identity and time
| Publication number | OT-2026-000020455 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-74b6-8ad5-69a54581846c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020455 |
| Status | PUBLIC |
Content hashes
| Canonical text | c474ed724d81ee2a8c2bca66e5e8ce15bf7f6bba1a7aa7c671e44e2d0e924fc2 |
|---|---|
| Markdown | abe14c65a6bce0885333f046b9e25f92bec88749fcd4d5a9d37e352fc86ec298 |
| Publication page | 85e43694f743985b274730f813b6d75970c7f3d4a78bd9636d3630804d144efe |
| Manifest | 11dc9cb1cd6af2f93a2f36c4791c72f67668466fb99d40eeb9bec16ec4322666 |
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 | 6gt0V55s3F+FKcbYnS7tXv6SwK5uTGZIfZYMkhzmsdxTdkPA1fL3Ont2PO378z9CcirSt406Td34zdcgejuVAw== |
| 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
| 2026-09-17T12:00:23.177364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020455observed 85e43694f743985b274730f813b6d759...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:23.159243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020455/manifest.jsonobserved 11dc9cb1cd6af2f93a2f36c4791c72f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:23.142575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020455/publication.mdobserved abe14c65a6bce0885333f046b9e25f92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:23.125465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020455/publication.txtobserved c474ed724d81ee2a8c2bca66e5e8ce15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.744122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020455observed 85e43694f743985b274730f813b6d759...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.726112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020455/manifest.jsonobserved 11dc9cb1cd6af2f93a2f36c4791c72f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.708291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020455/publication.mdobserved abe14c65a6bce0885333f046b9e25f92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.691338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020455/publication.txtobserved c474ed724d81ee2a8c2bca66e5e8ce15...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. |
|---|