OpenTechnical

OT-2026-000030796

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000030796) never changes.

Identity and time

Publication numberOT-2026-000030796 · never reused
Internal UUID01a0ae74-3fb4-7265-a2e5-1d2ab6bd5992 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030796
StatusPUBLIC

Content hashes

Canonical text239911385cf5412210ede574f049332d3bfe8194e3a69781ac0e269f782b88b1
Markdown70e19853d0adabc4514bc191e07a743c74f68a538ab459bfe00bc6a461c516bd
PDF
Publication page946a1951f76fe0b148fc91226dfa5448eaa702deb369d263d60497acc8969419
Manifest87be6704b89689eea0ba4223ef5e82c49be305b483cefb054470ce71280b338c

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
SignaturezXDAfQ4QvNSdtQ3gA6FMJ3nuJwuILMrCwgdViWIhR8pjhOLj9kgM4Bod1FRhH2k8XLfoEPJrKOwD7hldqSowCg==
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

2026-09-17T11:36:45.740004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030796
observed 946a1951f76fe0b148fc91226dfa5448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:45.722076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030796/manifest.json
observed 87be6704b89689eea0ba4223ef5e82c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:45.704234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030796/publication.md
observed 70e19853d0adabc4514bc191e07a743c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:45.684535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030796/publication.txt
observed 239911385cf5412210ede574f049332d...
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.