OT-2026-000013503
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum 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-2026-000013503) never changes.
Identity and time
| Publication number | OT-2026-000013503 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-7d9b-b7c3-23eb17b16c30 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013503 |
| Status | PUBLIC |
Content hashes
| Canonical text | e445a45edfd4bc32cdd14ea2e265cb429d094c7d6d56a296882a2dbb76ad5851 |
|---|---|
| Markdown | b07749426e9dca42200cf78e2573cd41659f88481204e33594f97d209904d684 |
| Publication page | ab363f6420f647acb21047861fbb8f4f66a12e964cf774b4d31c265a6511e610 |
| Manifest | cdea1cdcab053b1292a8beefccaf3c6d30bf9337586687a3cffe990ceaa8038e |
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 | PD9V83x/hGe5Gsf5aXH5E5sCEbUCALy5nDR2WMq20+07AOLe8lgZVlzBFfIBirCohYKgzZ8h2oFaPSZtaKI+Bg== |
| 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
| 2026-09-17T12:10:00.775021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013503observed ab363f6420f647acb21047861fbb8f4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:00.755281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013503/manifest.jsonobserved cdea1cdcab053b1292a8beefccaf3c6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:00.735674Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013503/publication.mdobserved b07749426e9dca42200cf78e2573cd41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:00.716056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013503/publication.txtobserved e445a45edfd4bc32cdd14ea2e265cb42...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. |
|---|