OpenTechnical

OT-2026-000014096

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000014096) never changes.

Identity and time

Publication numberOT-2026-000014096 · never reused
Internal UUID01a0ae6d-8deb-79bc-9e8e-1ca9b3f93af1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014096
StatusPUBLIC

Content hashes

Canonical text5cf4c4b45dd247b172e8b43cea388da24b88696ee9a55e4eeeae6133f31db124
Markdown47893f96342842d46ed7b3dbff65df625fc7c3e3224c5e3a0a978c220e6ef13f
PDF
Publication page6625dfe5960fabf3b0a1944ee20e26f4bad28cc9dede54ba456e0e152a2b688e
Manifestcfd6614933a718fc16202c8f76aadf0bc17e308c265afd2ed67fc49d79d58cb4

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
SignatureUTNcXIPVfUQY/C5Cdlw5UklOH8ZMpumYvjEd5vdzhHn8BgouCjuhOl30vVY5JkItkOvGpxzIKoac5z0IyWivCA==
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

2026-09-17T12:09:21.123530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014096
observed 6625dfe5960fabf3b0a1944ee20e26f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.103427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014096/manifest.json
observed cfd6614933a718fc16202c8f76aadf0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.083829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014096/publication.md
observed 47893f96342842d46ed7b3dbff65df62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.064395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014096/publication.txt
observed 5cf4c4b45dd247b172e8b43cea388da2...
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.