OpenTechnical

OT-2026-000038761

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three 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-2026-000038761) never changes.

Identity and time

Publication numberOT-2026-000038761 · never reused
Internal UUID01a0ae78-769e-7cb7-86fe-944ecc4efb44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038761
StatusPUBLIC

Content hashes

Canonical textc7d4446fbac1b7602c9c983a3395eb8fe46861360eb779e067571ed0ce5c40a8
Markdown349945149e1a8ba2c649fdbb23eeef706d7d3d91817415bb77a4577994defc01
PDF
Publication page38a67fadfa6ea3ca1c3d5a9aaf61b2d3200cfb02eba56017c9e751e23a30ad98
Manifestf1677b0e258d058fce60895b08daad6d10346b61e48ccc080c6165761f130257

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
SignatureDKoyQmdVy5ywXlCcmjg+0tWBc474yx26p0F6sYZqRXyJO1o4gjJo4+oiyO/soLMYrfJWtghbU76X5tKvH0AaAA==
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

2026-09-17T11:21:18.047702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038761
observed 38a67fadfa6ea3ca1c3d5a9aaf61b2d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.029758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038761/manifest.json
observed f1677b0e258d058fce60895b08daad6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.009546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038761/publication.md
observed 349945149e1a8ba2c649fdbb23eeef70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:17.990435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038761/publication.txt
observed c7d4446fbac1b7602c9c983a3395eb8f...
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.