OpenTechnical

OT-2026-000064894

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000064894) never changes.

Identity and time

Publication numberOT-2026-000064894 · never reused
Internal UUID01a0ae8d-debd-72ea-9ce4-db497d8c6ae4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064894
StatusPUBLIC

Content hashes

Canonical text8a8c2a61cd0a3827ea6e6d824bdb9fb25da06b7e4fa23f04a3cb08d6d924e4ab
Markdown066d0096222693c65a66d14cf8036215a514212ceff329cda20fd2d51ed7a91b
PDF
Publication pagef43e0d7f350b7870d45172a7afd97ac109eac198322c67a115f53ce8145dde1e
Manifest22c7b2d96d5298f0c228105ac494d97a44727a5a20d774d0fe501075b7b73ba4

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
SignatureUZ12C34w8fdu5iiigbKK6rD0uM7qy/mfW5nsKW7egzkhKSSzwvoHQy+5xDTTVfM7x2kXjBlXjIDSArGvr8YkCA==
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

2026-09-17T10:35:49.358928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064894
observed f43e0d7f350b7870d45172a7afd97ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:49.340215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064894/manifest.json
observed 22c7b2d96d5298f0c228105ac494d97a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:49.320891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064894/publication.md
observed 066d0096222693c65a66d14cf8036215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:49.301610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064894/publication.txt
observed 8a8c2a61cd0a3827ea6e6d824bdb9fb2...
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.