OpenTechnical

OT-2026-000056553

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold 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-2026-000056553) never changes.

Identity and time

Publication numberOT-2026-000056553 · never reused
Internal UUID01a0ae87-7af5-708b-a036-42e4c78bd51d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056553
StatusPUBLIC

Content hashes

Canonical text377b94d999f1e0a110ba4b487b914ab48f291f67d0a3a2bc781ddd5981066192
Markdown8713ec93eee41a7b6213f508ef1f57766dcfa6d9d8a593c139530cbbbe7d54ef
PDF
Publication page191dc31de42b180e08b3a2d9ed8c9d35f5dcd4a55b02b3dd5aa5db4e08e47685
Manifestb720bd5b6eff3c705e5bfd436c2d83964e82e5c4ccbf6fb50c99b4884657ebeb

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
Signatureki8JXOg5ipcKHSo3vOjgEziD559H5GT0A1Vc6DRwX6z+67z9B4VYOE0N/HqOXxpjUQL5dW7FnvO9B7htdOsTAw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:53.216873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056553
observed 191dc31de42b180e08b3a2d9ed8c9d35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:53.199407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056553/manifest.json
observed b720bd5b6eff3c705e5bfd436c2d8396...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:53.181596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056553/publication.md
observed 8713ec93eee41a7b6213f508ef1f5776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:53.163214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056553/publication.txt
observed 377b94d999f1e0a110ba4b487b914ab4...
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.