OpenTechnical

OT-2026-000050648

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050648) never changes.

Identity and time

Publication numberOT-2026-000050648 · never reused
Internal UUID01a0ae82-c7b0-7446-b434-737a903eb175 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050648
StatusPUBLIC

Content hashes

Canonical text6f80f1b8ddeaa8081b3a4a9c6ffae5511e676c0409b8575f75ee001372ab8c84
Markdownd4a4b905651f7d809c1ea0251e17b0be3579dc15f48e398797c3a8dbe5dddbc1
PDF
Publication page1e4ce423684fa62efde96e37a581d8fdcb014c446fcc258a36942edaf65aa5b8
Manifestb42a351d4efff19d7638f8823c41e851abff1febfbb00e6461d0972322b59d43

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
SignatureIv0Xn+uy7NHpANfqAO16WHRIxJp5L7fSCsNSwV5VZhSwAHjVElvofohAOyZMVB5H9XcvlcemwnmeHHStrGZBAg==
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

2026-09-17T10:59:20.724251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050648
observed 1e4ce423684fa62efde96e37a581d8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:20.705152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050648/manifest.json
observed b42a351d4efff19d7638f8823c41e851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:20.686199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050648/publication.md
observed d4a4b905651f7d809c1ea0251e17b0be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:20.666869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050648/publication.txt
observed 6f80f1b8ddeaa8081b3a4a9c6ffae551...
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.