OpenTechnical

OT-2026-000087824

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000087824) never changes.

Identity and time

Publication numberOT-2026-000087824 · never reused
Internal UUID01a0ae9b-1aa5-7757-8423-dbff73993f2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087824
StatusPUBLIC

Content hashes

Canonical texte20653416d53e83665f241f823f5d70e4a03ef06e0a5ca90b6f4d38cc6f1d7f5
Markdowna118df839fa77594babb01fd87d54fffa46a5bbc1759bf090a5640ab6794a5d6
PDF
Publication page2774bb8d019c6964f6bf765bbe231a1b73ffa7708d4c41c03c95e7113d035a87
Manifeste33ec5bbff22c5100191c1527e3b77dce3bcf24ebbef10216f0d11b5d2327739

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
Signature58O+zybZg7Dj6kjyjwUUaDgerQ47aFOZbOB6S7y4e5ho2r+mxvT5Y7Avb6rBkTviIp6nQnJ4JyAl0rQ6rXHZDA==
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

2026-09-17T09:49:03.863590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087824
observed 2774bb8d019c6964f6bf765bbe231a1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:03.844648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087824/manifest.json
observed e33ec5bbff22c5100191c1527e3b77dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:03.826423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087824/publication.md
observed a118df839fa77594babb01fd87d54fff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:49:03.806314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087824/publication.txt
observed e20653416d53e83665f241f823f5d70e...
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.