OT-2026-000013732
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000013732) never changes.
Identity and time
| Publication number | OT-2026-000013732 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8de9-751a-91b9-4b2f670514bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013732 |
| Status | PUBLIC |
Content hashes
| Canonical text | d8b44828b8e6f2249fa665fdcf0e2c7828eb205c87cda6270ced9762b41cfbad |
|---|---|
| Markdown | 17306463fa6295680083125f587ee19b6403059d8f3f623153b7eaa55325b707 |
| Publication page | 075e19645b488c5ed5360ee716db2e3cc7cda302fc2def3284abae2f049c7f78 |
| Manifest | fd6bfc8d3082d22a5407e866c7006b67454c7a344db83e32a1d86fe9647980a2 |
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 | ufuBCjDv5Qo7goeertpNrAI6/Au+u3DUfQb7a2GdN71mBoCVh0vTDkR4vWZWc5lkxHB8C+KqA9x5HiZREa1lCg== |
| 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
| 2026-09-17T12:10:30.436142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013732observed 075e19645b488c5ed5360ee716db2e3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:30.376232Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013732/manifest.jsonobserved fd6bfc8d3082d22a5407e866c7006b67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.359175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013732/publication.mdobserved 17306463fa6295680083125f587ee19b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:30.307950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013732/publication.txtobserved d8b44828b8e6f2249fa665fdcf0e2c78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.499424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013732observed 075e19645b488c5ed5360ee716db2e3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.451978Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013732/manifest.jsonobserved fd6bfc8d3082d22a5407e866c7006b67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.432102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013732/publication.mdobserved 17306463fa6295680083125f587ee19b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:08:31.385794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013732/publication.txtobserved d8b44828b8e6f2249fa665fdcf0e2c78...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. |
|---|