OT-2026-000055291
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000055291) never changes.
Identity and time
| Publication number | OT-2026-000055291 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a100-753e-866b-8afd18bd1768 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055291 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f62a143bc47cee7933f9dba2edc4a9b88959211331f27ae6ba87db406765414 |
|---|---|
| Markdown | 9ee0cf09e244ff539181b96eccc7d1628a341c51752eadde68f297a39b2ab6b8 |
| Publication page | 96f9b88c2efbd522801b1b985d9791f0371d3f06dbdcb4f09707fb9b97078851 |
| Manifest | d540ac82217ad5088a148bb9b11a502b856d125f7f653aa27d3cfdd1c8a22498 |
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 | aewAv4Rzq9Ps2HvXzZXoQcFQliWjVhtukpn9SOuE9Mp4oiMjHdicAd19CuG/MXbzPW3UtJb9bYaKJo69/KRtCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:53.472668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055291observed 96f9b88c2efbd522801b1b985d9791f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:53.453963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055291/manifest.jsonobserved d540ac82217ad5088a148bb9b11a502b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:53.435137Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055291/publication.mdobserved 9ee0cf09e244ff539181b96eccc7d162...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:53.417646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055291/publication.txtobserved 2f62a143bc47cee7933f9dba2edc4a9b...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. |
|---|