OT-2026-000055387
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000055387) never changes.
Identity and time
| Publication number | OT-2026-000055387 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a101-71a6-ad39-063443fbe65b · 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-2026-000055387 |
| Status | PUBLIC |
Content hashes
| Canonical text | 526fbc0d0e5305552393f1c701113cb1e3091ac7017111c3f10af165ee8394e8 |
|---|---|
| Markdown | d90b3a495bbc5b955e063a4ea7f0af349bf82b69e7dd82065ae3807cb148981e |
| Publication page | cd21e9a2a8ea8f1000488caa77dabdde8d0b9e07c46678454e538e2fdbf97840 |
| Manifest | fdc4463e706f1d1c571acf88e6ac3378aea2f290ca420b962820cd0915ac79cf |
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 | YZfWWBhaK2OfQU9+h5wwTY+UmC1FxmqspofGrl0ZRG/bcso4KpLKbYMfQf0Kwh3WTWMU9wp87d4pxL+gH/gVAQ== |
| 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
| 2026-09-17T10:52:01.470305Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055387observed cd21e9a2a8ea8f1000488caa77dabdde...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:01.452355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055387/manifest.jsonobserved fdc4463e706f1d1c571acf88e6ac3378...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:01.434861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055387/publication.mdobserved d90b3a495bbc5b955e063a4ea7f0af34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:01.418124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055387/publication.txtobserved 526fbc0d0e5305552393f1c701113cb1...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. |
|---|