OpenTechnical

OT-2026-000047142

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000047142) never changes.

Identity and time

Publication numberOT-2026-000047142 · never reused
Internal UUID01a0ae7e-d0f8-7a38-bfd6-6e2ce1c709e0 · 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-2026-000047142
StatusPUBLIC

Content hashes

Canonical text145f46e4f56b56a85ec64349ca2fceeca796f9d5d8291f2b6daf104e8964ef95
Markdown65248b8d130008379e58afe058cd36fd941cac7e6d6d300fb94c51b828c7db8f
PDF
Publication page853e3ade4dcd2131e23971b2a6169b769da54fe66577d9e127a0fe2d2c616a84
Manifest03d6db49f754919da24ad49e1f778945f3c2f3bc0b384334626b74847c34687e

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
Signaturequ1z9IPW1POCZzz2OqgXGDBqTTL0aGVxlu+oH9oySZh7LxC62D0JbFzuIKyxYRbLjkMFbZHS2EPVBT04rbzgAw==
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

2026-09-17T11:10:28.707690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047142
observed 853e3ade4dcd2131e23971b2a6169b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.686431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047142/manifest.json
observed 03d6db49f754919da24ad49e1f778945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.669018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047142/publication.md
observed 65248b8d130008379e58afe058cd36fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:28.640424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047142/publication.txt
observed 145f46e4f56b56a85ec64349ca2fceec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.986878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047142
observed 853e3ade4dcd2131e23971b2a6169b76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.965711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047142/manifest.json
observed 03d6db49f754919da24ad49e1f778945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.946910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047142/publication.md
observed 65248b8d130008379e58afe058cd36fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:56.928202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047142/publication.txt
observed 145f46e4f56b56a85ec64349ca2fceec...
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.