OpenTechnical

OT-2026-000022753

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained 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-2026-000022753) never changes.

Identity and time

Publication numberOT-2026-000022753 · never reused
Internal UUID01a0ae70-46ea-7b13-8b12-20f02d97aec0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022753
StatusPUBLIC

Content hashes

Canonical textf54426bbfcf564646d9bbc4a319fc746ca28c6c4605f670fb281e05eb601ef17
Markdown97976e9fdb88dc06249307e987cb53268a2dc6ac3431fbef94c866b01d782632
PDF
Publication pagec5f0d80c46e4110d2e65f6d94af9bffb99dd8f28bb0841a97c18707409f4b926
Manifested7f167a3ffdd3fb8a93ccec614a0eb4f3706e148c5a0b809cf2c8ca9d746fa1

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
SignatureiCLK/M8ZJges+uUqSU9H/cAxvAUCcVmbw774PhtxplW/82UYlbX9PhrkCMmzSvibNnUtmkYQ0ZEBO3BYMoMvCA==
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

2026-09-17T11:52:15.819525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022753
observed c5f0d80c46e4110d2e65f6d94af9bffb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:15.801181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022753/manifest.json
observed ed7f167a3ffdd3fb8a93ccec614a0eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:15.780681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022753/publication.md
observed 97976e9fdb88dc06249307e987cb5326...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:15.762110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022753/publication.txt
observed f54426bbfcf564646d9bbc4a319fc746...
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.