OT-2026-000043544
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after set-down, on a tool changer
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-2026-000043544) never changes.
Identity and time
| Publication number | OT-2026-000043544 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-7647-bb84-69cdd59aa85d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043544 |
| Status | PUBLIC |
Content hashes
| Canonical text | 209e9036977f1ad0863398506b1febaa4e622add493a529f6d15ae4367afc157 |
|---|---|
| Markdown | 0e10b956e04ce63add09957e7932870ba53f32294bd3b5b505fa1ad8fcdbd6f9 |
| Publication page | 9b3faf8f1ed506fecd9ca0fa1b430492f462b543d8d73e730e2641ef48920beb |
| Manifest | bf648fe112b5f287af518d1f9cf2f2c8652fd11c21a1ab5fbc44057f7b4eea87 |
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 | ABWaFyDcU8bBAlgWckPcziqqE8PU4KuEd3N5ZiKDawkhgFhMMOa03m0JKTesb/z/RXqzxwd4QkYdKTF2QFkBAg== |
| 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
| 2026-09-17T11:12:55.795322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043544observed 9b3faf8f1ed506fecd9ca0fa1b430492...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:55.750909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043544/manifest.jsonobserved bf648fe112b5f287af518d1f9cf2f2c8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:55.731039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043544/publication.mdobserved 0e10b956e04ce63add09957e7932870b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:55.704582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043544/publication.txtobserved 209e9036977f1ad0863398506b1febaa...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. |
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