OpenTechnical

OT-2026-000040726

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000040726) never changes.

Identity and time

Publication numberOT-2026-000040726 · never reused
Internal UUID01a0ae79-6d0f-7abd-b0a4-be85c0de0b17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040726
StatusPUBLIC

Content hashes

Canonical textb70c2a38d673d8519744bcf830173ac09a633250110ba73650c231345d67ce45
Markdown1ef4d154e648922a698e8c77e6b37a303d83809533f9f9b1a12cb9d360d382a3
PDF
Publication page3254f560d3dc030ccd5b40bfaf36c96d985e6429a12266566ec2bce8d8e56d95
Manifest479a3df5e2f8f688574c6fb006d7c7a56ec0f28a5182b420decef5d04722df24

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
SignatureVu0Ot4JDIaESnbfaFELOo9cv7l6PxH++ZF75HTdTFQdlwZ7U1Wa8ZfRx7FLBNCYIQAN0gQCypyN4nh1OERN4BA==
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

2026-09-17T11:17:59.282642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040726
observed 3254f560d3dc030ccd5b40bfaf36c96d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:59.266130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040726/manifest.json
observed 479a3df5e2f8f688574c6fb006d7c7a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:59.247698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040726/publication.md
observed 1ef4d154e648922a698e8c77e6b37a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:59.227905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040726/publication.txt
observed b70c2a38d673d8519744bcf830173ac0...
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.