OpenTechnical

OT-2026-000010603

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000010603) never changes.

Identity and time

Publication numberOT-2026-000010603 · never reused
Internal UUID01a0ae6c-0ee7-7efa-a716-14e34575dc4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010603
StatusPUBLIC

Content hashes

Canonical textf2b9752f10b11019e95d55367f35a056ffd182ae0b25104bf4efdc25195dbb1e
Markdown6a355674e9b71735773d678c4fbf98f45a972cddab3f750e25012d0da85de996
PDF
Publication page441dffe1c53678462e47e8aed48e837acd2f3449a494f1e69ecc3cfbb1d6ceff
Manifest709832ae6d8ad4bfa2e3dd5d390f1d98d28be7e856181f306c6f157b71a509f2

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
Signaturet21FNG/vg3ee66Sue50OwoKAt352QSmFhW+VijcL0pkg6Efwu7ZNv4vgc4b1vUforpAWxXQxqPp61oevexuyDg==
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

2026-09-17T12:14:47.530324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010603
observed 441dffe1c53678462e47e8aed48e837a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.510632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010603/manifest.json
observed 709832ae6d8ad4bfa2e3dd5d390f1d98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.488531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010603/publication.md
observed 6a355674e9b71735773d678c4fbf98f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:47.465019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010603/publication.txt
observed f2b9752f10b11019e95d55367f35a056...
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.