OT-2026-000021475
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000021475) never changes.
Identity and time
| Publication number | OT-2026-000021475 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865d-716a-9757-b8d1be69ebb2 · 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-2026-000021475 |
| Status | PUBLIC |
Content hashes
| Canonical text | 013b4f21517d0cc66966b82bf69d5e4bb11805323da043a338e57a162aa649c6 |
|---|---|
| Markdown | 56e51611818050ef77c0e37249d6b8c3e4e82da222b8dd51d2fe79864a05b265 |
| Publication page | 241548ce94e55152a2dcd85dcf97bb70c343130b31a57dd87b8bc2a99f0c0108 |
| Manifest | f7f79a10acb59647218df4071809d6aaee022e3550680239cb867f3f23a711c5 |
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 | XzdVgWCiDuK/Lol4qI+SYDuRzUaHec/XZbVIogokbPAQI6oB/D1oHDSjGuucZq6cu7FTJNpelQ9OQ8aQodc9Bg== |
| 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
| 2026-09-17T11:55:23.450508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021475observed 241548ce94e55152a2dcd85dcf97bb70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:23.432835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021475/manifest.jsonobserved f7f79a10acb59647218df4071809d6aa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:23.415810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021475/publication.mdobserved 56e51611818050ef77c0e37249d6b8c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:23.397249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021475/publication.txtobserved 013b4f21517d0cc66966b82bf69d5e4b...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. |
|---|