OpenTechnical

OT-2026-000097564

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000097564) never changes.

Identity and time

Publication numberOT-2026-000097564 · never reused
Internal UUID01a0aea1-92f1-710f-ba2a-17e65003df85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097564
StatusPUBLIC

Content hashes

Canonical text6011163c42c1f5656272d53d5befe4daa00bdc4e58d36b86e05c5435eae98f10
Markdownf7321fc874acc52efbc82b76963840d00c1a06ee0106f26196269c8d77d455af
PDF
Publication page5c0169fc7e6ee01fcdfd3ab7d39123cb3fd87616c92f153e89e6735c24662d26
Manifest039ebcbc1723d89bcefddb0c0d73d9dd9c083eaba83926c301a38c03601d1783

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
SignatureAxjTAbrm3mFJmS/ljVBGJdCMX1P4IE1Vltr2xeztvV+r1tBLY+U2G/goX+ZSIp98x+5DEcPs+fIJoki3MbxVAQ==
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

2026-09-17T09:32:28.469221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097564
observed 5c0169fc7e6ee01fcdfd3ab7d39123cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.451817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097564/manifest.json
observed 039ebcbc1723d89bcefddb0c0d73d9dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.433643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097564/publication.md
observed f7321fc874acc52efbc82b76963840d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:28.416368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097564/publication.txt
observed 6011163c42c1f5656272d53d5befe4da...
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.