OpenTechnical

OT-2026-000039479

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four 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-2026-000039479) never changes.

Identity and time

Publication numberOT-2026-000039479 · never reused
Internal UUID01a0ae78-9675-776f-9152-e461c109eef6 · 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-2026-000039479
StatusPUBLIC

Content hashes

Canonical texte31aded7d1486ba3d2b23725532f318d61361be38368db70376f9516e4e98693
Markdownb8b7a489409978286788f7a89122319fb32553feb9eb5ca31344c308f45308da
PDF
Publication page03ad7753a546a2184386c6b95ba42ceb59fc3a27b7b17a2c728d946292493434
Manifest5f5abe0feb3e328292de5e3e02cd46d62cabe8af7ab70adf7a5f4a3abfe5dc2c

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
Signature6weZIz7q7m4dk+5XfuX+zNXkgsGD/DYtcozIJth2ZSFE+Ozy8Qe6+eApyAK74EOLufhdZlce/fXHGYp15G19Ag==
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

2026-09-17T11:21:06.258651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039479
observed 03ad7753a546a2184386c6b95ba42ceb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.242101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039479/manifest.json
observed 5f5abe0feb3e328292de5e3e02cd46d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.225446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039479/publication.md
observed b8b7a489409978286788f7a89122319f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.208004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039479/publication.txt
observed e31aded7d1486ba3d2b23725532f318d...
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.