OT-2026-000021219
Publication integrity record
Four cup vacuum gripper, four 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-2026-000021219) never changes.
Identity and time
| Publication number | OT-2026-000021219 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865c-7bf9-abae-2eb444ab3da0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021219 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f27869b9ffbb861f59f27f0cfc399a85dfc2e6f7f95a42d1354071e9ef2404d |
|---|---|
| Markdown | 03a2a3208a5ad19c05e63de5febd7bcda6ee9d6ffbee38e250faf95593e75192 |
| Publication page | bf3299780ca5b94b11e648c90dbfe0237f5e1bd8d546c0d1b7f7e02777626edf |
| Manifest | ca4a997374c7940f7211a51f0b4be06a948447af7db59c48c01ba3c576fd191a |
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 | fzGM4/I2kPGVBv5HaC5YsLBRlp12xrTOCbPBQNXHJHxvz6BGz/7MeFnXbsGGbxwyL8w5asoEef0MRfjADyD0BA== |
| 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
| 2026-09-17T11:55:01.403665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021219observed bf3299780ca5b94b11e648c90dbfe023...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:01.384906Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021219/manifest.jsonobserved ca4a997374c7940f7211a51f0b4be06a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:01.366394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021219/publication.mdobserved 03a2a3208a5ad19c05e63de5febd7bcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:01.347002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021219/publication.txtobserved 1f27869b9ffbb861f59f27f0cfc399a8...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. |
|---|