OpenTechnical

OT-2026-000058283

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000058283) never changes.

Identity and time

Publication numberOT-2026-000058283 · never reused
Internal UUID01a0ae88-f398-7979-aba1-8a1693e835f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058283
StatusPUBLIC

Content hashes

Canonical text485df000021ff5c101af18b7a53c5aee6ae3a5bf3442638cfd14c526c047639e
Markdown5994e164ede620179d3d75e8a002d7a66dce43a04d5256d626d116e4c6376328
PDF
Publication pagef5626432b899057b8610916302b4b3c6344fc7d7b8c54766e4fd76d9509fea3c
Manifest7de9361ee70410191f4eb849f44a9a62ffea9b70a1c467a15063fe44261d6e40

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
Signaturenbfe2dbZ4Q89j8vshWj4QwN2zM45ou19Zmriy5IcDtG7z3KS1Po24tzjgtyX9L8bWW+VdTIzjTDZy7UHwXaLCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:40.456948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058283
observed f5626432b899057b8610916302b4b3c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:40.437872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058283/manifest.json
observed 7de9361ee70410191f4eb849f44a9a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:40.420356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058283/publication.md
observed 5994e164ede620179d3d75e8a002d7a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:40.402809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058283/publication.txt
observed 485df000021ff5c101af18b7a53c5aee...
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.