OT-2026-000052808
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000052808) never changes.
Identity and time
| Publication number | OT-2026-000052808 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42e-7463-9153-ad1738a47abe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052808 |
| Status | PUBLIC |
Content hashes
| Canonical text | baa9f1eea331bdf39fa497854aa39d4b910e5ce8274bdb54a707588b33a399ae |
|---|---|
| Markdown | 5d1a4ad80f63de8862d8d0386cfb8226e90ddc26d0683fb5580e1d1b0fe86ce5 |
| Publication page | b0649e5f330b179d45c5fe6db0e132280332d83a18f998b92fcca2d8138b6d14 |
| Manifest | 2ac33910fe88d42a57c5fb9f65106119bcae7b7b2048cf51a8f58fe5f28d1270 |
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 | DULNKghMIRlswn4SrHjIPwNcwgRZxQDZCNjfwcrpoUyFnIC//oH0vIqMwCbDFxZEhY6fnWbk/AzmI0dn5XtRBA== |
| 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
| 2026-09-17T10:55:49.566154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052808observed b0649e5f330b179d45c5fe6db0e13228...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:49.547414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052808/manifest.jsonobserved 2ac33910fe88d42a57c5fb9f65106119...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:49.528353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052808/publication.mdobserved 5d1a4ad80f63de8862d8d0386cfb8226...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:49.511968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052808/publication.txtobserved baa9f1eea331bdf39fa497854aa39d4b...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. |
|---|