OpenTechnical

OT-2026-000038524

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000038524) never changes.

Identity and time

Publication numberOT-2026-000038524 · never reused
Internal UUID01a0ae78-2d53-71c3-9b34-b9bf89682f03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038524
StatusPUBLIC

Content hashes

Canonical text76cdc95ef2e00ec34334baa87a8a209f8553809dc676d099b36f4c06bc1a3198
Markdownca644a9fddf3396088c2335124b609262ed3218bdfeb80582e7cca18600639af
PDF
Publication page268d5accebabf47bc626ce2986a0f2a514a36036dd04e263ac9d1849d35a4748
Manifest1d0043589053f832c1f5b75b12ca5ac126641d183fd7b2a58b17dd738eeff251

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
SignatureLQYWhixOQe9+OHCP1gxvimo5Kh83aEfSmD9Jcnn02hZPiizE+C5hIs+B5vEkR3NyZfHjWE7oscMSAZdBclsmCQ==
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

2026-09-17T11:22:46.779253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038524
observed 268d5accebabf47bc626ce2986a0f2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.757780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038524/manifest.json
observed 1d0043589053f832c1f5b75b12ca5ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.735360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038524/publication.md
observed ca644a9fddf3396088c2335124b60926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:46.714789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038524/publication.txt
observed 76cdc95ef2e00ec34334baa87a8a209f...
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.