OpenTechnical

OT-2026-000053604

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump 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-2026-000053604) never changes.

Identity and time

Publication numberOT-2026-000053604 · never reused
Internal UUID01a0ae85-0a94-7763-b9f5-781159564788 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053604
StatusPUBLIC

Content hashes

Canonical text8fc269e6f0fe289bbd38f78d8dc8e32437d598db505050277528038fe8011c1a
Markdown46e7ed562af8aff2342b39230bacef516b01c07a7aa47ec95bf0597f48dce129
PDF
Publication page2c47c0d523a01eb463bb55324bfe431e175cf2a785877a72b169640915410252
Manifestf716f986ca57b4625671d4e92dcee170dea56a22763f6a1f716869a8a0d45526

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
SignaturebxEmRJ1GUMZvOEm+3UBdqJqEoBPjtjTrgeQODySI2KoXwmbrDttW0ZctgZWLaA4zS31OY0/6sKF2Lpy5bbI3Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:28.649006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053604
observed 2c47c0d523a01eb463bb55324bfe431e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.631295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053604/manifest.json
observed f716f986ca57b4625671d4e92dcee170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.613494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053604/publication.md
observed 46e7ed562af8aff2342b39230bacef51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:28.594492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053604/publication.txt
observed 8fc269e6f0fe289bbd38f78d8dc8e324...
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.