OpenTechnical

OT-2026-000099494

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000099494) never changes.

Identity and time

Publication numberOT-2026-000099494 · never reused
Internal UUID01a0aea2-c974-7065-93f7-5918653dad42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099494
StatusPUBLIC

Content hashes

Canonical text7d551eb84424adb837d83f1a723fca1e7221534cd7c904227b792babacb98504
Markdown44b44333f7159eb0dfb523f17cab6fed6fd546fe8814226490ca4eeabdfe9bc5
PDF
Publication page78a440f38ca02080f54ae87971475ec2ca05bbb665847a05c82e8c7de66ccea5
Manifest0bae40e89f5dd81bf2023bafc125bc907f43baca452b7d6fc4e922e198a193b6

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
Signature8orYVUY04zGITyBhFlUe+4rtxa7p9LObX87TyY0PFNC9HY3VlgfxALj+LEvQR2H7XFVDwRGJ6cpNns1P2+ViCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:23.286627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099494
observed 78a440f38ca02080f54ae87971475ec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.269144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099494/manifest.json
observed 0bae40e89f5dd81bf2023bafc125bc90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.252031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099494/publication.md
observed 44b44333f7159eb0dfb523f17cab6fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.234155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099494/publication.txt
observed 7d551eb84424adb837d83f1a723fca1e...
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.