OpenTechnical

OT-2026-000035399

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed 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-2026-000035399) never changes.

Identity and time

Publication numberOT-2026-000035399 · never reused
Internal UUID01a0ae76-6a20-7bf1-bdc1-e077e825a3f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035399
StatusPUBLIC

Content hashes

Canonical text98db983b9f280d1c602baf3c7130ff7733c74769f0e8e63cba79241fb402e2bd
Markdownff16a52e1b3fb583af921e046fbc82cc5a125060f0bfac99d42405a1ca7c76da
PDF
Publication page3481534fa79cb4f28bdef36c7ae24ea56e57fa67f28c5a9c3be2f4019f5e5cb7
Manifest986f56d3c250225d80257c5b55a3b7fa64c8b75476a1656fe729bb850942a2b5

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
Signature5n7Zss81+kF9FNJJicdXhCZ4wRr6NlR4J/nHT5DgN8FgQ3Jv8ci+2hmY3iqYqiziA2+hLRWqTOSJLmanrFgtAg==
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

2026-09-17T11:28:41.895360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035399
observed 3481534fa79cb4f28bdef36c7ae24ea5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.875380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035399/manifest.json
observed 986f56d3c250225d80257c5b55a3b7fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.855038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035399/publication.md
observed ff16a52e1b3fb583af921e046fbc82cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:41.836550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035399/publication.txt
observed 98db983b9f280d1c602baf3c7130ff77...
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.