OpenTechnical

OT-2026-000022008

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000022008) never changes.

Identity and time

Publication numberOT-2026-000022008 · never reused
Internal UUID01a0ae6f-bb5c-7d77-acf8-7b152ffd1aa3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022008
StatusPUBLIC

Content hashes

Canonical textf28081fedb91530d633ddfd27ad5d2856c4ccfe84da7891a45c5ef079e2ccd77
Markdown976702ce1e171bfeeec5628adea88de084ba9b1649851a1698bcedb0b92b9759
PDF
Publication page3f69f7495fb372205c925d238491fab45d568e30b2ac06a8efe112e884230221
Manifest9b0d139f7f0e048ef7706f2f5947626749aa3dae6477cc0d73553af04be9b3d2

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
SignatureMHXibvk0VbKTOTXK6liSj2Lx6O2d6jLpDoWGxBKmyxeVIUi4sg1BI4/nf8lMZwF3+wfrJ/YrI2gQoi3vvx3qAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:54:41.361144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022008
observed 3f69f7495fb372205c925d238491fab4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.343012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022008/manifest.json
observed 9b0d139f7f0e048ef7706f2f59476267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.322729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022008/publication.md
observed 976702ce1e171bfeeec5628adea88de0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.303061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022008/publication.txt
observed f28081fedb91530d633ddfd27ad5d285...
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.