OpenTechnical

OT-2026-000051400

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000051400) never changes.

Identity and time

Publication numberOT-2026-000051400 · never reused
Internal UUID01a0ae83-2741-7acd-83d1-b4f7e8bfc5e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051400
StatusPUBLIC

Content hashes

Canonical textf25affa6ce981713b17b503d60bbbdc4504c838c594ed7043532be2977f3a89d
Markdown7441619222870fdaa733c4584f15b9800413c8e7ce020e14dd26e89073f3e7f0
PDF
Publication page75c26f86b195d2a16cbbcc7ce0a1dedf843f93d9ecadfff0c482a46a1b4b1132
Manifest190e7664471859c058b3b4733863ffdd9546dcf84e9a9886dc323e56a4a7040c

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
Signature++W5k/TrT8BBgtY3Z3F9kpzSS40B19MnS6iJNuWgUIKYTTVZqf3uNfyUoPBAKDr/LPANQqZokfxx3IlCjXjnBA==
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

2026-09-17T10:59:18.073550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051400
observed 75c26f86b195d2a16cbbcc7ce0a1dedf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.054841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051400/manifest.json
observed 190e7664471859c058b3b4733863ffdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.035515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051400/publication.md
observed 7441619222870fdaa733c4584f15b980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:18.016769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051400/publication.txt
observed f25affa6ce981713b17b503d60bbbdc4...
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.