OpenTechnical

OT-2026-000039866

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000039866) never changes.

Identity and time

Publication numberOT-2026-000039866 · never reused
Internal UUID01a0ae78-d8d6-71b0-93e1-8803cd6cb33f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039866
StatusPUBLIC

Content hashes

Canonical textb287b17b726d0a6f231436a7759acf426c0fa3128cd74d38eeb06c0377e45035
Markdownce4f3705d1290afa86ce5e88e9ecaa80efa325628459c56b89c9e3181a436e85
PDF
Publication pageaef37bce50e761ae84b51dd7e5caeb81be0bbf764979c30b0bd80717a0434179
Manifestda89a791578b9e9e655673c10723824af5bca826a28b1e7e39840cdcc7c2e10b

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
SignatureLdBReHFyQ4icnkj24XA78NtDiXnf0UwIjJUax7TAxqmahl4SLdLMmc0oDzKdzT32ja9fNTvODnLjN0z6Xpf1DQ==
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

2026-09-17T11:20:08.788766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039866
observed aef37bce50e761ae84b51dd7e5caeb81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.770912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039866/manifest.json
observed da89a791578b9e9e655673c10723824a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.752644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039866/publication.md
observed ce4f3705d1290afa86ce5e88e9ecaa80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.737029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039866/publication.txt
observed b287b17b726d0a6f231436a7759acf42...
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.