OpenTechnical

OT-2026-000008588

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000008588) never changes.

Identity and time

Publication numberOT-2026-000008588 · never reused
Internal UUID01a0ae6a-e46b-7246-aac5-29a1604ea8df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008588
StatusPUBLIC

Content hashes

Canonical textf7b82a5fbc0ad20d15d71dca8d60c3029aa69c210f6a687844230f6d1163299a
Markdown51d8fd1f8b01722288dae7bb959c84a55e7b465c50325615a239cf8515c974f0
PDF
Publication page4b9e16d30c1aa11c37990ca1b64b8f913760daf8d3e4aca909d9fa256a627990
Manifeste9e1c57eebf0ab83cf256b9b7ce76ccfdce7134c9217c716f553d985ca01ba05

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
SignatureKarkwGnUDhrSyqy1y6nQwAV8tPB+8S9h0Ey4mleUeGcIXldlHmeUAgFB3feCXZRElAjETi5HUv6b6fp6OU51Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:32.165839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008588
observed 4b9e16d30c1aa11c37990ca1b64b8f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:32.146230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008588/manifest.json
observed e9e1c57eebf0ab83cf256b9b7ce76ccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:32.127359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008588/publication.md
observed 51d8fd1f8b01722288dae7bb959c84a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:32.108294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008588/publication.txt
observed f7b82a5fbc0ad20d15d71dca8d60c302...
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.