OpenTechnical

OT-2026-000064402

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000064402) never changes.

Identity and time

Publication numberOT-2026-000064402 · never reused
Internal UUID01a0ae8d-a461-7886-a5e2-e29a85faf720 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064402
StatusPUBLIC

Content hashes

Canonical textafb9cc552d4fbf7ed27bc8c9ebadf578aa5eb1fda166f73954803bccd6a3693d
Markdowncee625dfc93cab476c8fac954d38cfd8a8ca68024236f023cc2cdefded0b5ca8
PDF
Publication page34f56113c4ca86ce51c8eb8a1484de9b5baf9936d822cd17591574f2f664cf8b
Manifest9df6056adb91292da03d6754e8de503a3f0d13c6d0a6355b41a8fb76964f4ec4

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
SignaturegVQWkYIJoEiPoCeGMKV2YQDxlyM6lal9/BWNsbIa5B76jEBYwsgWKKOPmGZv2/DhdKCMdSZbxX3FaESOeRT/Aw==
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

2026-09-17T10:36:34.686541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064402
observed 34f56113c4ca86ce51c8eb8a1484de9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:34.669027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064402/manifest.json
observed 9df6056adb91292da03d6754e8de503a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:34.650947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064402/publication.md
observed cee625dfc93cab476c8fac954d38cfd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:34.632514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064402/publication.txt
observed afb9cc552d4fbf7ed27bc8c9ebadf578...
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.