OpenTechnical

OT-2026-000058289

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000058289) never changes.

Identity and time

Publication numberOT-2026-000058289 · never reused
Internal UUID01a0ae88-f398-7b59-9778-72f94ead2c76 · 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-2026-000058289
StatusPUBLIC

Content hashes

Canonical textba6a652bf5899c3b2e16c38310cb5674d5a9cb0a41aa72560b735ce57345f936
Markdowncec5367012c7101147c6e5d342c7cb281107a763fc91895c01365e07a8bda525
PDF
Publication pagea2ab2073e689c2d30dfbdbded8d0b81c3eceb3e508f733d43f091b7f906e7203
Manifest66534bd0bec883336468774612f8c8bd86d209fd631d2364d45f45187b9d9aaf

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
Signaturew2AUgfMbXPuPr6PNr9VUq8EKPANyYN8FYrUe58IcUesmrdoFBzarNVzUESx6UEGWXeiimJnjGIQCy/G4WurACg==
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

2026-09-17T10:46:40.929969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058289
observed a2ab2073e689c2d30dfbdbded8d0b81c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:40.910032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058289/manifest.json
observed 66534bd0bec883336468774612f8c8bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:40.890978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058289/publication.md
observed cec5367012c7101147c6e5d342c7cb28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:40.872209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058289/publication.txt
observed ba6a652bf5899c3b2e16c38310cb5674...
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.