OT-2026-000004456
Publication integrity record
Bellows cup vacuum gripper, three zone face, two stage ejector, contact triggered, plastic cups
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-2026-000004456) never changes.
Identity and time
| Publication number | OT-2026-000004456 · never reused |
|---|---|
| Internal UUID | 01a0a918-5ac1-750c-b2c8-e25d5ec61021 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:22:20.742259Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004456 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea980d90f0ba2b4514c742c7e9f47cb048e0c1bbbfea6e2a6d14fcfb7cda5bc0 |
|---|---|
| Markdown | e29f3b692a34d5b0874cbccbe62a7cec9858330459b48630b460dc090262eac0 |
| Publication page | 0c00109c088c7f239cb8a4cfcd25c853328c88e1495307760da93220a28620be |
| Manifest | 0e86b61e33928aabe13c4073746edba8353bfb59a3b1502449f09a6639d82efa |
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 | C7riC+qShM1mZRP7gsbxK0id1wxI/SzL4c3hMCEiPLZG6WC1Afs1wbbORktL5ALJxuRn8DAghE00FSefQ1pbAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:25.620778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004456observed 0c00109c088c7f239cb8a4cfcd25c853...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:25.488801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004456/manifest.jsonobserved 0e86b61e33928aabe13c4073746edba8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:25.475390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004456/publication.mdobserved e29f3b692a34d5b0874cbccbe62a7cec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:25.462623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004456/publication.txtobserved ea980d90f0ba2b4514c742c7e9f47cb0...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. |
|---|