OpenTechnical

OT-2026-000066238

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000066238) never changes.

Identity and time

Publication numberOT-2026-000066238 · never reused
Internal UUID01a0ae8e-8dc4-7419-b43e-7a3200253930 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066238
StatusPUBLIC

Content hashes

Canonical text76c118d0f241a344e694bbd5815563fcba5d9f749be096f2bc38942bdcc6345c
Markdown1a56c1f944ee7a9e6d99a21ca1ac56955a424f847c45a0ed63624be034a71eeb
PDF
Publication page8744c17e84ebd02ecdff9b3bacab0108a44acda93b6ff14912089300df87fa16
Manifest57b4d380cefa438a2cb2a10883e7e8fe8389d57313bb95d83a70041cf57b4e1d

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
Signatureqpr9iIFjvZajwykg7aSPcLyT1FvutBFavDbEXzI8mEhHMoBD2iknWt2itriNy1ZQzkHcCQxbjDoOFTlEG4BdAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:24.294359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066238
observed 8744c17e84ebd02ecdff9b3bacab0108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:24.275764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066238/manifest.json
observed 57b4d380cefa438a2cb2a10883e7e8fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:24.259181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066238/publication.md
observed 1a56c1f944ee7a9e6d99a21ca1ac5695...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:24.242549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066238/publication.txt
observed 76c118d0f241a344e694bbd5815563fc...
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.