OT-2026-000052581
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, vented before 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-2026-000052581) never changes.
Identity and time
| Publication number | OT-2026-000052581 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-771e-accf-27c47fec97b8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052581 |
| Status | PUBLIC |
Content hashes
| Canonical text | efb300b185bfaa325e68072e3bf4e5fa5a359279b483c38cbde1aeabb4d2c8bc |
|---|---|
| Markdown | 9ca6bdf332088fa1b659bd7afb61c5481f273258a838dd11ff7f155482ed14ad |
| Publication page | 00853b7b9fa75eaa0a31edac92f2fd74caa3a1a04ef7cde029d2693c81d344aa |
| Manifest | 5920dbc1d32422709545f4f958a4afdc359bbcab8239041812d41de636feb703 |
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 | WIIEywLnGl91Cpp4TYLbD9wFXFy0NNuSWSuyRFii+Yznh+nh+Cqb8QtlgLyv9NYDnuDvd4VWtEs5pLI04uTmAg== |
| 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
| 2026-09-17T10:57:14.592325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052581observed 00853b7b9fa75eaa0a31edac92f2fd74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:14.575100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052581/manifest.jsonobserved 5920dbc1d32422709545f4f958a4afdc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:14.545519Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052581/publication.mdobserved 9ca6bdf332088fa1b659bd7afb61c548...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:14.516468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052581/publication.txtobserved efb300b185bfaa325e68072e3bf4e5fa...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. |
|---|