OpenTechnical

OT-2026-000066870

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000066870) never changes.

Identity and time

Publication numberOT-2026-000066870 · never reused
Internal UUID01a0ae8e-ce43-7e14-8284-39f0850c0f85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066870
StatusPUBLIC

Content hashes

Canonical text39193c248dd43eeaa1490437e33a75db59686c25dadb0e58b882132a54d8e3f2
Markdowna5cfcfe8dfc3a36116da5e9eec7dfd5a9185b438588130c349f51fb0b3e6b188
PDF
Publication pagecdcb217bd61aec9c3b99c6d54923a8843eb3d8e935fb1ebd9dcfd1088c1c4433
Manifesta6123611d4015ab6be23af5b9684f4cb7720f13a1bc49531c6982e606805e45d

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
SignatureDcD8wN9O3Yh192UNfeBrik1d2iXrZ+oZEUKjohFjxfkIhu99W8Wx61UKUARrxR8mwYaRbcfdnUXcSBZntfPlAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:18.865128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066870
observed cdcb217bd61aec9c3b99c6d54923a884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.847318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066870/manifest.json
observed a6123611d4015ab6be23af5b9684f4cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.829879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066870/publication.md
observed a5cfcfe8dfc3a36116da5e9eec7dfd5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:18.812225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066870/publication.txt
observed 39193c248dd43eeaa1490437e33a75db...
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.