OpenTechnical

OT-2026-000039489

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000039489) never changes.

Identity and time

Publication numberOT-2026-000039489 · never reused
Internal UUID01a0ae78-9675-77b0-8f67-f32dfb78ef46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039489
StatusPUBLIC

Content hashes

Canonical texte91f6a78bc99c501a5a8230d3589cb0d10d79f8884457775f5345c3e4f887397
Markdown05a91befb1c84d85287be24586e30e6265af6f46acbdc79886dbcbdb72c33e7c
PDF
Publication pageebc4e6d6d53651795a95ea57af5fe5dae2cf657d4d5b6faa98638711bdf3bce8
Manifest755f71fc8bc5be185c04ad4d795df0186c16157dd3d5bcfe500d77e49bf0d49c

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
SignatureBA8JZH4XhXfxRBrpnVNsEEALeNViSgrMX+Tek81ZsljAqkxb4sDqH+fikv1T5TFyeOf99vFVnEISiKGpc+0KBA==
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

2026-09-17T11:21:06.965359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039489
observed ebc4e6d6d53651795a95ea57af5fe5da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.947683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039489/manifest.json
observed 755f71fc8bc5be185c04ad4d795df018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.931229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039489/publication.md
observed 05a91befb1c84d85287be24586e30e62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.914416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039489/publication.txt
observed e91f6a78bc99c501a5a8230d3589cb0d...
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.