OpenTechnical

OT-2026-000029434

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000029434) never changes.

Identity and time

Publication numberOT-2026-000029434 · never reused
Internal UUID01a0ae73-5e21-7f92-9b47-20e98ed7531e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029434
StatusPUBLIC

Content hashes

Canonical textd3247bcfc7cfbafbd59f88343c2ca8b6db0cbd99b6cc6a5a1c665fd589bbbd80
Markdownfea4fb603f09b5e8f6764912a84de102f97ff0bafae03f81bed365b6a84e45c8
PDF
Publication page396e4bd608fbe778b2e0b317bbcdc6cbee06aa8a2c2d67360846399da1128c90
Manifest64a72ce522a5c1a23c2ed329ef6de5b63b95fbf50f55b8d60ea1a691729a8bcc

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
SignatureicTWIJK17w0BFCh1p3HVaA6+6U79KgOkiCGFEKvp2Xp61XMFVS66JHyo7EMZ3fcOlTGYcyOJ7djBeOa6k6gFAg==
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

2026-09-17T11:39:02.819619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029434
observed 396e4bd608fbe778b2e0b317bbcdc6cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:02.802097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029434/manifest.json
observed 64a72ce522a5c1a23c2ed329ef6de5b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:02.784754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029434/publication.md
observed fea4fb603f09b5e8f6764912a84de102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:02.767314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029434/publication.txt
observed d3247bcfc7cfbafbd59f88343c2ca8b6...
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.