OpenTechnical

OT-2026-000040603

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000040603) never changes.

Identity and time

Publication numberOT-2026-000040603 · never reused
Internal UUID01a0ae79-6d0e-7b51-8906-3330a55e38ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040603
StatusPUBLIC

Content hashes

Canonical text0b3a51b644e15aceda26f1a456ad1f376a530ed51c09301c05a14c9cabbb20ed
Markdownc49432d01339915fa0ed0c28ca02133440da6afaf2f9708b7f2c3b214e06de91
PDF
Publication pagecf0019379a7073f10d89f935c6faa8e3d9b71016102533260c8ff53093493241
Manifeste725226db1ee08ecb7817c8cea230f6b5faabfde247d22a84fc930e731127b19

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
SignatureXEoDa1eDWlcn2tThA+mnBIoEUNFmlp7QG7rW/mqnuH8nzoGbODUG11UnoEfiBL/t9p+4pHGWsq3g5F18NrgjCA==
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

2026-09-17T11:17:46.680652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040603
observed cf0019379a7073f10d89f935c6faa8e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.663567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040603/manifest.json
observed e725226db1ee08ecb7817c8cea230f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.614479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040603/publication.md
observed c49432d01339915fa0ed0c28ca021334...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:46.565833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040603/publication.txt
observed 0b3a51b644e15aceda26f1a456ad1f37...
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.