OT-2026-000013552
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000013552) never changes.
Identity and time
| Publication number | OT-2026-000013552 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-7d17-942b-d9f30d825d01 · 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-2026-000013552 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c198d32abe3eb995f7474da86960f944f76ad45f0e40fd116d8117ec8343370 |
|---|---|
| Markdown | ab3016cf7f635e536618ebe08ca955507a00b9c1baa0ab51c1d55f03ddf076c1 |
| Publication page | 9d0ff8327de1267b33dbc50e0dc2216eb1be95c6127cbd3b140619729944046a |
| Manifest | 22771f35b56885419d31714b979238345dfe0febdc66107233723c92d81bef8e |
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 | YeZyhtTN7+x/dJB43JL7bk4aiEtL3WFFPf7FLsVuMuy47mcReWPMZHigJtUHYP3WneXhjahuVWRMEwrOx/sLAg== |
| 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
| 2026-09-17T12:10:05.768635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013552observed 9d0ff8327de1267b33dbc50e0dc2216e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:05.748829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013552/manifest.jsonobserved 22771f35b56885419d31714b97923834...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.730585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013552/publication.mdobserved ab3016cf7f635e536618ebe08ca95550...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.709990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013552/publication.txtobserved 5c198d32abe3eb995f7474da86960f94...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. |
|---|