OpenTechnical

OT-2026-000062546

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000062546) never changes.

Identity and time

Publication numberOT-2026-000062546 · never reused
Internal UUID01a0ae8c-0ac1-7c3d-84a8-c656faad54ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062546
StatusPUBLIC

Content hashes

Canonical textf587dd72cf2c150b6f5b79a356a258f89cf2db15ab3504ffd1542af0e944ede2
Markdown24d2bb39cc3797082b9b27ae54f2f036854dc1244bce7ae2b26dfbbff538c414
PDF
Publication page6b4cae24e16049ef95636d39df8371b9f6f307ca60463302f955b5ba0fa1d904
Manifest8b4f352a852ddeeb769118138a5fefd31846eba47e97fe24dde7630adb14c442

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
Signature5V+g6wevDYS5YKbnhtksGY4nVn+NIohiZScd/TWqK+FOKdtvhctmsDIddX7x68hz6dkrIdXcr5GzHgs5pu+JDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:00.757650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062546
observed 6b4cae24e16049ef95636d39df8371b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.737762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062546/manifest.json
observed 8b4f352a852ddeeb769118138a5fefd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.717888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062546/publication.md
observed 24d2bb39cc3797082b9b27ae54f2f036...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:00.697414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062546/publication.txt
observed f587dd72cf2c150b6f5b79a356a258f8...
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.