OpenTechnical

OT-2026-000101745

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three 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-2026-000101745) never changes.

Identity and time

Publication numberOT-2026-000101745 · never reused
Internal UUID01a0aea4-0e17-713c-b32f-13861e9df85e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101745
StatusPUBLIC

Content hashes

Canonical textb760026e6883b1b6a591ef5df2bee1b2b1fe51213f7665076e245a98640917d8
Markdown76814239365275fa77dc874f2373ffc83e97fe9c35bcdbc18dab473fbf3d63cf
PDF
Publication page8285ed54c0ee36b530def18e37c9e1f262ddc186e23c23f268b5e08efccf6737
Manifesta3c816a18b5c9b82507055bf9df28f019884e70b593c3a7cee41460d556d182a

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
Signature8VNLjX1RXtWe2JVL6rZT9xUHoLo5xBwrAqUNggnW/wxI/VchtjIqZtqcMEamn9+1uBKlIupk0zz/ddEsHIcuCQ==
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

2026-09-17T09:26:14.210446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101745
observed 8285ed54c0ee36b530def18e37c9e1f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.190533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101745/manifest.json
observed a3c816a18b5c9b82507055bf9df28f01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.172579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101745/publication.md
observed 76814239365275fa77dc874f2373ffc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.154273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101745/publication.txt
observed b760026e6883b1b6a591ef5df2bee1b2...
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.