OpenTechnical

OT-2026-000039379

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000039379) never changes.

Identity and time

Publication numberOT-2026-000039379 · never reused
Internal UUID01a0ae78-9675-7fb3-b8d4-1c327c4152ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039379
StatusPUBLIC

Content hashes

Canonical textafa4128cbf68b0215500ba38cf5d0da7e3a1a472ab86cda3307e16d0be24b5c0
Markdowneb17c35123bf6e2d2b4b559e3d65bc72a627f7afc6a7638c884271397fdaabfd
PDF
Publication page4f1d09b3dbea24702c71c8767f39c519255ee02d17b7f4d0cfdcc1fbac80532e
Manifest09cb318cdbdd50f3b39cc2ebbb7990397d094dd42a0c2e76096719a7ea115747

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
SignatureSrG7kb3ntBMoUAvzZiM0vjiWfCzS8vhxS/sWVM+pC50yT/gVK2sbTi+g+bTDOHfcmTySMjp/R85Qj1tKokhpDA==
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

2026-09-17T11:20:59.234051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039379
observed 4f1d09b3dbea24702c71c8767f39c519...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:59.217593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039379/manifest.json
observed 09cb318cdbdd50f3b39cc2ebbb799039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:59.198623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039379/publication.md
observed eb17c35123bf6e2d2b4b559e3d65bc72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:59.181851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039379/publication.txt
observed afa4128cbf68b0215500ba38cf5d0da7...
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.