OpenTechnical

OT-2026-000040651

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040651) never changes.

Identity and time

Publication numberOT-2026-000040651 · never reused
Internal UUID01a0ae79-6d0e-7f4a-b81b-7c60900b5723 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040651
StatusPUBLIC

Content hashes

Canonical text338908e51e83133352649dce03f9677aae7257ba072003f123d524502f410b9b
Markdown0c7e4230dedcc6a30ad5581fa4b14a303d375de984ee0fdb2579e2bc1b3f7964
PDF
Publication pagef7865d193139843f29b001c55e5dbf84f68840939a8726f2de9a69b068c97b48
Manifest5211d09b740fba1083037055c2389df24cbb856858d57c4007aece9adb273a94

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
Signaturegdbbr5bk2SNG5OWBE34lmuk5lLYotKlosmiRkUa2KVEIWByzSTZFwcqPO8sgAqeB4T2yaimAyTm3KJJCK9+pBw==
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

2026-09-17T11:17:50.309230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040651
observed f7865d193139843f29b001c55e5dbf84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:50.290084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040651/manifest.json
observed 5211d09b740fba1083037055c2389df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:50.272687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040651/publication.md
observed 0c7e4230dedcc6a30ad5581fa4b14a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:50.255311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040651/publication.txt
observed 338908e51e83133352649dce03f9677a...
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.