OpenTechnical

OT-2026-000058225

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000058225) never changes.

Identity and time

Publication numberOT-2026-000058225 · never reused
Internal UUID01a0ae88-6edb-756f-a722-99aba260cda5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058225
StatusPUBLIC

Content hashes

Canonical texta80781e762a19a39bd01a9106f399a3bb27e5cdc6fbf7f0635b9e47ec57810a8
Markdowne7286a2ab89c5c2af189eab44a632fc2ec7dd087a70ad3db741287f35051588b
PDF
Publication page1f19528bf5c3ff943439ecbc1551fa6cd29d582460f21827b2754d3769b81dee
Manifestd24601f589b8a82d975e94bfe33dea68062552d834411b858f08e7f9805cc81d

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
SignatureMvDvhCyzL0SPveaWhiE9lFqsRnDVikWbXgWbrNAqL5bAucn6tug1N5KhY88LXKDGZUhsiUyYXmgIgINSsG2LCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:55.994388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058225
observed 1f19528bf5c3ff943439ecbc1551fa6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:55.975881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058225/manifest.json
observed d24601f589b8a82d975e94bfe33dea68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:55.956593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058225/publication.md
observed e7286a2ab89c5c2af189eab44a632fc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:55.937182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058225/publication.txt
observed a80781e762a19a39bd01a9106f399a3b...
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.