OpenTechnical

OT-2026-000078364

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented after 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-2026-000078364) never changes.

Identity and time

Publication numberOT-2026-000078364 · never reused
Internal UUID01a0ae95-7c28-7891-8060-bb92de5836fa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078364
StatusPUBLIC

Content hashes

Canonical text9104e98267f0c7bf3fa5de26740937d2424eb4a782314fc59ebdca5969fb372f
Markdown5db9f9b47861b756e86b9281f302a605880b67817c2563bda253d421a33c0b3c
PDF
Publication page5cb207c6d92af8c104a091dd9cf3fe2e7794e9308ce785be2c6917224097b7aa
Manifest2d6f71825f5e92cbded2c6b7c71c6193e004f8e1a92864af81e07b3935e0d8e0

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
SignatureNp4I3dio45WY4+GKeWxRhn43JWtRxjX+inCukqggSlVEET57lGk+bt0NDPbMMqlLcPen50EdrwlLEiladJWfCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:20.127306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078364
observed 5cb207c6d92af8c104a091dd9cf3fe2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.109086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078364/manifest.json
observed 2d6f71825f5e92cbded2c6b7c71c6193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.091687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078364/publication.md
observed 5db9f9b47861b756e86b9281f302a605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.073222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078364/publication.txt
observed 9104e98267f0c7bf3fa5de26740937d2...
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.