OpenTechnical

OT-2026-000051605

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, vented 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-2026-000051605) never changes.

Identity and time

Publication numberOT-2026-000051605 · never reused
Internal UUID01a0ae83-7c81-70c4-929d-85323dc5413b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051605
StatusPUBLIC

Content hashes

Canonical textc32f049030466cf9bc1c5c441e2a87151e9d0dbfd7bb180771328f947a4b1675
Markdownf4317fd6f7da54810f23b7b410dc28fb3691751b906cc509029a3021fd2aa5c3
PDF
Publication page02841e284775bc5745d70422cdea9e9116355d025ce97b1d852f1700ec7facda
Manifest4629885e256f0492b711e9421bc7f6b8b33bc3a85f813bd07a9b05fc310985a9

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
SignatureBRm8ruKntITkZMLSsAKmZC9Fc17femppoUR8zny/WN8i7VOZcz4BDG0/2BaMuGz7qrYT/H5wHq9lk0JhY8QaCA==
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

2026-09-17T10:58:27.434623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051605
observed 02841e284775bc5745d70422cdea9e91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.416820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051605/manifest.json
observed 4629885e256f0492b711e9421bc7f6b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.399078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051605/publication.md
observed f4317fd6f7da54810f23b7b410dc28fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:27.382626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051605/publication.txt
observed c32f049030466cf9bc1c5c441e2a8715...
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.