OpenTechnical

OT-2026-000097071

Publication integrity record

Foam pad vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000097071) never changes.

Identity and time

Publication numberOT-2026-000097071 · never reused
Internal UUID01a0aea1-01c9-705e-b115-8b2f80ed8891 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097071
StatusPUBLIC

Content hashes

Canonical text534029d81d7b84c177dbeda27e018f46b4edcd5c0bd34f99955650c171609e55
Markdown1cd94bbe43aac8f72ad31f11cafab66b6783996ed9ae602c2931abd851ec25d6
PDF
Publication pagef04898a4b9b447119d4370dfc28c7069cc4531b1dd4bbb44f9e36bc14ab83998
Manifest0c41925e8d0abb132ac7cc82bd8cd767fa0f33a11ffd40250d2445a59bbab1ff

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
SignatureWj1mdzlpmpjzFzkUDZLYypo0fcYz0fe/zkI2HHwXGRORMsPyNyAa6wvsGHbb2o/2rROI0WNHVyKUNriTwto8Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:38.884465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097071
observed f04898a4b9b447119d4370dfc28c7069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:38.863975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097071/manifest.json
observed 0c41925e8d0abb132ac7cc82bd8cd767...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:38.843873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097071/publication.md
observed 1cd94bbe43aac8f72ad31f11cafab66b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:38.700782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097071/publication.txt
observed 534029d81d7b84c177dbeda27e018f46...
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.