OpenTechnical

OT-2026-000022394

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, sustained blow-off before 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-2026-000022394) never changes.

Identity and time

Publication numberOT-2026-000022394 · never reused
Internal UUID01a0ae6f-f4fd-7498-937a-8044bdd1910f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022394
StatusPUBLIC

Content hashes

Canonical textd94795edd9d96c1dcbf1a2f64361020297cbc359861bfbe8470882c5d7b4ddb7
Markdown12c910ee9d00e94a181d7293771fe81a66fc7d2a91a937c6709caa4affdc5af0
PDF
Publication page0829fc6f97cf84e6bb902ab3ba80f885fd211f8d2bef46c62a405777ad8e1997
Manifest822e1cbf3d4d7009f3083eb8ea95d024612d28483097bb415f95f9e4338d06bd

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
SignatureAMkadSjJWWCA9Hioa+Vj01WxkljFis9RyOLgWZHLyU2cGdqTaG9vZa99mKVpnoSZaceyQmaZ1BBusMJPPcLuDQ==
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

2026-09-17T11:53:46.431353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022394
observed 0829fc6f97cf84e6bb902ab3ba80f885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:46.413813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022394/manifest.json
observed 822e1cbf3d4d7009f3083eb8ea95d024...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:46.396540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022394/publication.md
observed 12c910ee9d00e94a181d7293771fe81a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:46.379518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022394/publication.txt
observed d94795edd9d96c1dcbf1a2f643610202...
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.