OpenTechnical

OT-2026-000052730

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000052730) never changes.

Identity and time

Publication numberOT-2026-000052730 · never reused
Internal UUID01a0ae84-a42d-7268-8f07-0fbb04b30155 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052730
StatusPUBLIC

Content hashes

Canonical textd5eb809d647bdff49ee68cc58b834e37ae0493fe6c93f6b59a594356b0fb319a
Markdownde49c725a96b13ee58e8c52d6d74c09750b85c6d4445701b236406631db1624b
PDF
Publication page490462a16a02dcc38cf0ff4c286a304c508d7ae811882fdfe348ad61aefda2a2
Manifest0b33f9be6a8850a3774f90a4157764996a6e30cd7662dac5c3ad74100c6c32fc

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
SignatureSJ9ZXpZ6hOx2ZV3XC1uSGaavQd3Pj6WHr4cdMJJetHHyCawSSDwiyr7OEUVx192vLiVl4tGlgTe416fE3y9zBw==
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

2026-09-17T10:55:43.481121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052730
observed 490462a16a02dcc38cf0ff4c286a304c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:43.462040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052730/manifest.json
observed 0b33f9be6a8850a3774f90a415776499...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:43.444511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052730/publication.md
observed de49c725a96b13ee58e8c52d6d74c097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:43.425319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052730/publication.txt
observed d5eb809d647bdff49ee68cc58b834e37...
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.