OpenTechnical

OT-2026-000047182

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000047182) never changes.

Identity and time

Publication numberOT-2026-000047182 · never reused
Internal UUID01a0ae7e-d0f9-75a2-b1d7-3e50623230e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047182
StatusPUBLIC

Content hashes

Canonical text44d843dce6c6e0bb20d610ec2ac9c096c8954df22e34f6bdebe694f705fa04d0
Markdown58264621e10561346fc1d1525ee09f097e8a1cdece213951ad70f4a86795beee
PDF
Publication page17921216928f77ea284ead88bac9014263ddbdf8801ab082fa0e7eed856435a0
Manifest3ff6a11069947a18f0642040ce27fae43dea2aad566539d750c38032ec5a0537

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
Signaturesg1kIuX3P7r1NB7Zh3/syNRplCkUPy6pk0S7dUFp1RlavDaimo20bwWgs+2Co29rxq/yQ5T5DwiPp8QZL3jGCw==
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

2026-09-17T11:10:33.316471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047182
observed 17921216928f77ea284ead88bac90142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.295528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047182/manifest.json
observed 3ff6a11069947a18f0642040ce27fae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.275333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047182/publication.md
observed 58264621e10561346fc1d1525ee09f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.256511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047182/publication.txt
observed 44d843dce6c6e0bb20d610ec2ac9c096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.260511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047182
observed 17921216928f77ea284ead88bac90142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.238615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047182/manifest.json
observed 3ff6a11069947a18f0642040ce27fae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.218292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047182/publication.md
observed 58264621e10561346fc1d1525ee09f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:00.198697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047182/publication.txt
observed 44d843dce6c6e0bb20d610ec2ac9c096...
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.