OpenTechnical

OT-2026-000047384

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000047384) never changes.

Identity and time

Publication numberOT-2026-000047384 · never reused
Internal UUID01a0ae7f-3e57-7d02-a062-52bf05e70c25 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047384
StatusPUBLIC

Content hashes

Canonical textc05a6ac1ed5c954b7ca37577e7ee45b7875c725ec6a458644f12c2a85d3c67b9
Markdown3d65bea1aab541f3454545c51ef9e20f95b09260b18b3e7f4c6eef57ae661878
PDF
Publication pagefeb2c2ab3fc50c1f4471d0412c49b044c48acc4b33577d21ab32fbfe135559c0
Manifest6757eae8859477644864a1b44b1f86ef5b03d20173ba6aacad854b885874390b

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
Signature567iGPn+iX5gaQLESw9GVc9RaSuJQIHjM9PQR/uOJaoYeaz4hRG0LOvdGJzqJhAlEX7gRpb0jhir7lQQQzIwAQ==
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

2026-09-17T11:06:23.492471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047384
observed feb2c2ab3fc50c1f4471d0412c49b044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.475265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047384/manifest.json
observed 6757eae8859477644864a1b44b1f86ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.456562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047384/publication.md
observed 3d65bea1aab541f3454545c51ef9e20f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:23.441214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047384/publication.txt
observed c05a6ac1ed5c954b7ca37577e7ee45b7...
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.