OpenTechnical

OT-2026-000016130

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000016130) never changes.

Identity and time

Publication numberOT-2026-000016130 · never reused
Internal UUID01a0ae6e-2d10-7405-bd47-5f36a644aff4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016130
StatusPUBLIC

Content hashes

Canonical text5a49e126187849754a2eaddd89dba663904b475543bd7d42a65c9981a1a2ef90
Markdown331dbadeb94d5bfbd9a333181633708bb3424e1c5a77155986a621227b5f8dc1
PDF
Publication page57409a4b760505c9ad34e26543da58195278618b65ff6ba968a2dc1b7a726eed
Manifest9fa2fa8c31b48bd4807db0b043b33b15127d1890c1387cf5a9b90207bb3c0bf4

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
SignatureFK2PpbLRi8OfYZsJt1U0Gr7n7fip5CsXrqzhbLNLzHFWY5ItvO912BlT1qZzS1kWjMkPMLikXRTffse0fCQoBg==
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

2026-09-17T12:03:33.791070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016130
observed 57409a4b760505c9ad34e26543da5819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:33.773164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016130/manifest.json
observed 9fa2fa8c31b48bd4807db0b043b33b15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:33.756395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016130/publication.md
observed 331dbadeb94d5bfbd9a333181633708b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:33.736991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016130/publication.txt
observed 5a49e126187849754a2eaddd89dba663...
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.