OpenTechnical

OT-2026-000036370

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000036370) never changes.

Identity and time

Publication numberOT-2026-000036370 · never reused
Internal UUID01a0ae77-01d0-745d-984b-6f2cdcf44294 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036370
StatusPUBLIC

Content hashes

Canonical textada5d42a87a4c9755d0f6d0bd84de0300c5acb438bb6c31295f699016c10aa9c
Markdowne0692d357da9d2f5f540012b5b60170d51afee891a3ca0bd83fa8022ce7f167c
PDF
Publication page519e1d04f8265b82b7ed0a57c30bce37262e534c1e50f002b8fc46e589efb896
Manifest05396aeede97f1c5bc690b1f33fd37fa8a6477be8085ea0559cef2dc8549922e

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureE8SIxI4G23EHwuzil1CebCy9NIjq70fP7/3iS8Dp1AM4O0rwCGL6hioXcIgAa+4EWC3eV/PG7tps1mddbvjIAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:44.790816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036370
observed 519e1d04f8265b82b7ed0a57c30bce37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:44.772106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036370/manifest.json
observed 05396aeede97f1c5bc690b1f33fd37fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:44.752966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036370/publication.md
observed e0692d357da9d2f5f540012b5b60170d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:44.736894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036370/publication.txt
observed ada5d42a87a4c9755d0f6d0bd84de030...
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 archivePending 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 packagePending Custody packages are produced weekly.