OpenTechnical

OT-2026-000071135

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000071135) never changes.

Identity and time

Publication numberOT-2026-000071135 · never reused
Internal UUID01a0ae91-e0eb-73a2-a6b6-97444315899d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071135
StatusPUBLIC

Content hashes

Canonical text1561e919a42414c4d47a650d7ff466d9d26d4c6cb4d6e09b8eb057ba4b5a0669
Markdown38810757ef8ae57b0eb516fcfc0a14461fba969902816a467e2e5f3467c4b055
PDF
Publication page48a422bd2d6546809768a4636e2fb468b61be30ef952a39b1bd50ae903077457
Manifestcdfddbbde66e806afc087de47a247e59ec80444ee1a884bc0ec6a20db723ab1a

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
SignatureJzrrf0Gti91Lcqr2EXiOznSE6Qw6O2ZMkgrCj69oipcBnMmlRoghfMqnKz3xibZcoqv57ALLgxCrgTi1k/JyBg==
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

2026-09-17T10:24:38.139481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071135
observed 48a422bd2d6546809768a4636e2fb468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.121651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071135/manifest.json
observed cdfddbbde66e806afc087de47a247e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.102078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071135/publication.md
observed 38810757ef8ae57b0eb516fcfc0a1446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.083913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071135/publication.txt
observed 1561e919a42414c4d47a650d7ff466d9...
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.