OpenTechnical

OT-2026-000037874

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000037874) never changes.

Identity and time

Publication numberOT-2026-000037874 · never reused
Internal UUID01a0ae77-f889-7b6a-873b-1a5ccd9cc155 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037874
StatusPUBLIC

Content hashes

Canonical text13d6b5f57317b2f80207e4b666674da6f7bdf3afca7c5d29b6a80f72e4a77a03
Markdown7aaeb924694ab491730ccdd031d8559c5001f4f1f2512c3f018b7d1f4863de84
PDF
Publication pagebf045f469db4c11069e12923ec19766cec684903cfacf242a14c9479933ab31f
Manifestaf0e3ac6a83ad3dbeb5bf76e65ef87bb6bd1a8ac09158de31d6e59f7d28ba830

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
SignatureFDnpr7qBW8/p8JORfbp0ryb3jl1wb6XeOuNjVTgjoXRLtD+H9ukT9VjjeZA0932j953zE3DGKdtZL4TpiY60AA==
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

2026-09-17T11:23:08.158131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037874
observed bf045f469db4c11069e12923ec19766c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:08.140220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037874/manifest.json
observed af0e3ac6a83ad3dbeb5bf76e65ef87bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:08.121232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037874/publication.md
observed 7aaeb924694ab491730ccdd031d8559c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:08.103991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037874/publication.txt
observed 13d6b5f57317b2f80207e4b666674da6...
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.