OpenTechnical

OT-2026-000045282

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000045282) never changes.

Identity and time

Publication numberOT-2026-000045282 · never reused
Internal UUID01a0ae7c-f76a-76c4-981b-de71dd554548 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045282
StatusPUBLIC

Content hashes

Canonical textcfbcbe27ec62c4aa46e19399d7cd57ff7cea308106d3ca955d4cb8b15ddbbfed
Markdownbb96f142c8219254a088b42fbe0de50d7373209f2a2c106cf40939e3fcf6749f
PDF
Publication page6e99185744ae1b30c9ca82e7c5643ecdef18f6cafb4b9394da5651ee5dea4555
Manifestb05f6d2c4213ba85d57f215d4cf5ed575b14ca5fa6fab86d2e613e50e3429cd8

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
Signature5g5d4dSyA5mHYnzJFA0//a3AeHtERjhpJObSwEIUhmsKl6vbiaNBtZMVXf8bZdmJ5R8UlHUMMbP4rt7YjDzXBg==
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

2026-09-17T11:10:29.833670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045282
observed 6e99185744ae1b30c9ca82e7c5643ecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.815379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045282/manifest.json
observed b05f6d2c4213ba85d57f215d4cf5ed57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.794969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045282/publication.md
observed bb96f142c8219254a088b42fbe0de50d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.776326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045282/publication.txt
observed cfbcbe27ec62c4aa46e19399d7cd57ff...
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.