OpenTechnical

OT-2026-000022036

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000022036) never changes.

Identity and time

Publication numberOT-2026-000022036 · never reused
Internal UUID01a0ae6f-bb5c-7ac0-8b1c-56407935c499 · 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-2026-000022036
StatusPUBLIC

Content hashes

Canonical texta6fce47c7c3ff66b59d0b4f531dea8a1778d4eb3e2f27530ab8a61b26f18d78c
Markdown5accacfe648e68f54dbc6124cb34859cc617d8ec34f283c6d2f0ffefeb24d248
PDF
Publication pageecae416ec2517c39bbeabb46896d2cef521b30412c0936e301dbdc4fe2a7dbd8
Manifestb9997d4062b5647e6a298d52fcb7b38d57b5ef79fa9c281bbbf114df98965e92

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
SignatureZb7lKyNH31yBsry7eE4L7ZX3kBXrt8tdpmJxsgX0kZg0iVYt6xD2gDTvMn6ouYFfcJpCyj/qoiuF/Dbd+kc5Dg==
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

2026-09-17T11:54:43.463197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022036
observed ecae416ec2517c39bbeabb46896d2cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:43.445470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022036/manifest.json
observed b9997d4062b5647e6a298d52fcb7b38d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:43.424848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022036/publication.md
observed 5accacfe648e68f54dbc6124cb34859c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:43.403472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022036/publication.txt
observed a6fce47c7c3ff66b59d0b4f531dea8a1...
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.