OpenTechnical

OT-2026-000062614

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000062614) never changes.

Identity and time

Publication numberOT-2026-000062614 · never reused
Internal UUID01a0ae8c-0ac1-7522-96b3-031eb2ec3cef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062614
StatusPUBLIC

Content hashes

Canonical text37a48b1627cb44862e4234402eb3c6153f7eddddf7d2ca7ea688eeac47da36a2
Markdown5b619c5c56db486eb4adf5f63995d1aeba4540a6384a663743fe22889289bf99
PDF
Publication page9e66b57a0736736f718fe4f00a5c00db8e9773ef179ad0172a11e0c0a6bab699
Manifestf25c23a2cdcf4638379636620c565547786c48daaa4568e232b4d69d3510eb1a

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
Signaturey1RHHSFUDdBwyEi7GS755zXxT3QQFjRSGRz85sc/Dnv2KXeTGuJO9sOg2gki57hBVdFgxfzMWG34LTRQ5gIwAg==
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

2026-09-17T10:40:07.165966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062614
observed 9e66b57a0736736f718fe4f00a5c00db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.146461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062614/manifest.json
observed f25c23a2cdcf4638379636620c565547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.126044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062614/publication.md
observed 5b619c5c56db486eb4adf5f63995d1ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:07.103994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062614/publication.txt
observed 37a48b1627cb44862e4234402eb3c615...
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.