OpenTechnical

OT-2026-000051861

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000051861) never changes.

Identity and time

Publication numberOT-2026-000051861 · never reused
Internal UUID01a0ae83-7c84-70c3-aa61-48112a963a09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051861
StatusPUBLIC

Content hashes

Canonical text3b98669b8c27a777d1f880e7612468aab319ee937cd072d0c59d764dfc3ecf49
Markdown155468bdc2eb272d8cd542a320841ad384410d8b59edf4d86325aa49320879fe
PDF
Publication page557e289772d1d081998565db3b9395cd39c85b6fca75e5c346bd6a8593022341
Manifest0b71cf6342fcb51eb68330ddbe0e159679deee55aad5ff5b9b6b83e25417377a

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
Signaturezsn1fmbkLLlXTcVJIGdKCuBkREvEUQ2UACbeDjj31+JxfJ11SKGkXqniAzt4yI/pP5I1Tc4U0pI2mN0xVrtOAA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:47.670160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051861
observed 557e289772d1d081998565db3b9395cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:47.652222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051861/manifest.json
observed 0b71cf6342fcb51eb68330ddbe0e1596...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:47.635473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051861/publication.md
observed 155468bdc2eb272d8cd542a320841ad3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:47.617636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051861/publication.txt
observed 3b98669b8c27a777d1f880e7612468aa...
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.