OpenTechnical

OT-2026-000038786

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line 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-2026-000038786) never changes.

Identity and time

Publication numberOT-2026-000038786 · never reused
Internal UUID01a0ae78-769e-70dc-b4b2-5cb736038446 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038786
StatusPUBLIC

Content hashes

Canonical textba32054daa9c7f61196a1446e086bc185bce9dcfd0a0445b22919202d0730a1d
Markdownc1551a05e38c4b605c71cc8274534789adbc23251b4009c49624b79ce1754c6e
PDF
Publication pagea506f83b08170f0a43989def69157ca417d20301f4f659c9626cd2331f9226b9
Manifestf66632722147102e604e2c0890f6b2fba9cc226bfde17212548b65a554a86ab1

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
Signature7UvoyJb4X1BEc9s6A4L1K3bG1DuaUlX+pvyOcLX8GobQdV23WyD86BoswuUI2nNj9q9szvCo3YzzpWfKS7TGBg==
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

2026-09-17T11:21:20.097988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038786
observed a506f83b08170f0a43989def69157ca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.077678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038786/manifest.json
observed f66632722147102e604e2c0890f6b2fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.057800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038786/publication.md
observed c1551a05e38c4b605c71cc8274534789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.035821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038786/publication.txt
observed ba32054daa9c7f61196a1446e086bc18...
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.