OpenTechnical

OT-2026-000045906

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000045906) never changes.

Identity and time

Publication numberOT-2026-000045906 · never reused
Internal UUID01a0ae7d-8f86-72bf-8045-6c126580747a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045906
StatusPUBLIC

Content hashes

Canonical text163d47407f3f040e41ecea3ed7e0b28a23e10f2896c72eda2c3a0514ef9b79de
Markdown6600fef0e7d0e7f8bc791a86adde2e25e54ac15b6ef09b054926dd7714c8c503
PDF
Publication page7c8b93d61bb430ed94d05f0fa3b236fb9526539ae03f99946830c157af90bd1c
Manifest9b1acc99ea9233a381331190a1a88403bc7d690dfe1f35c8e554dee37cf6da6a

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
SignatureSsojtEQvYm3vrX/uHd3QOzsyHkYzyl7PfUlJz82aOYTTITDup5agrhaD89j6Tu+dNrueXG2/hJ/XPle+M9fYCQ==
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

2026-09-17T11:09:48.324161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045906
observed 7c8b93d61bb430ed94d05f0fa3b236fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.305094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045906/manifest.json
observed 9b1acc99ea9233a381331190a1a88403...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.286146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045906/publication.md
observed 6600fef0e7d0e7f8bc791a86adde2e25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:48.268790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045906/publication.txt
observed 163d47407f3f040e41ecea3ed7e0b28a...
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.