OpenTechnical

OT-2026-000025853

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000025853) never changes.

Identity and time

Publication numberOT-2026-000025853 · never reused
Internal UUID01a0ae71-a83e-761b-aa24-9b27660da208 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025853
StatusPUBLIC

Content hashes

Canonical text070d34dce1a4c7cb71720f3f8d8cae18663e45bf482df85723844439988c6e37
Markdown260538cdc1ff695713025611285d3881e00df631f814004c8ca3671e8d0deeef
PDF
Publication page4cb231c375fe7949770464367dc683da6f944b1ce2bc19a7494a48dc5080ef7c
Manifestffb09092c86b69389ca17cade36a88203b35fcb7d6afb01350478a0a9c33fe7a

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
SignatureV75rORWCjx9bvAxY6dc/j1QOjeEx7q+XJNtgJT/NrsitRWLSBelb/PmdlVjr/SixPE1B8HCUGTWje9ka/HzWAg==
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

2026-09-17T11:46:04.900823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025853
observed 4cb231c375fe7949770464367dc683da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.882875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025853/manifest.json
observed ffb09092c86b69389ca17cade36a8820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.865896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025853/publication.md
observed 260538cdc1ff695713025611285d3881...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.849005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025853/publication.txt
observed 070d34dce1a4c7cb71720f3f8d8cae18...
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.