OpenTechnical

OT-2026-000033911

Publication integrity record

Two cup vacuum gripper, two zone face, three 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-2026-000033911) never changes.

Identity and time

Publication numberOT-2026-000033911 · never reused
Internal UUID01a0ae75-a392-7d37-9ee0-e86dceef94c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033911
StatusPUBLIC

Content hashes

Canonical text10b785c5591967b704ed74ef8abb91b18c52b37d07e1dd6a2c20a9b3fc8d1304
Markdown342f3c37f9be91db778b4bddace3a9831f5bfe6df6075c3e26ba4c55da6fc8e7
PDF
Publication page95987255f1a5cb450deaa987cc6fdb1ef9f47a593adeed58ee1e4c925d6467f9
Manifestbec60ea89c263f7490decd14880dfbddd1dcccb4b4ee6e5f76f93ea9c10b3b29

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
SignatureU36HqhNFKJcGDzQkISt5OJFEv87PocvkWdnnVpfu2oTdToL1VoWKy7x5dWbdPqPi33dHak/qM+uu0ju47Dq8Bw==
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

2026-09-17T11:31:59.500826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033911
observed 95987255f1a5cb450deaa987cc6fdb1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.481923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033911/manifest.json
observed bec60ea89c263f7490decd14880dfbdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.465092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033911/publication.md
observed 342f3c37f9be91db778b4bddace3a983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:59.444529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033911/publication.txt
observed 10b785c5591967b704ed74ef8abb91b1...
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.