OpenTechnical

OT-2026-000064068

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000064068) never changes.

Identity and time

Publication numberOT-2026-000064068 · never reused
Internal UUID01a0ae8d-53be-76cc-b61a-f26a5d4f3eb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064068
StatusPUBLIC

Content hashes

Canonical text081fb1400606da081eb6b05e2240b582f5c5768d378e571ee1659bf47775cb0e
Markdown3da819389942c64c93ab6e5e0451b85f61f58d5fdcdf89fda591ba56aeab71d2
PDF
Publication page44ce7641ed9cf7d03b7543bb917366d8cddb9c965f66d148d98815b0b353ada3
Manifesta6994a818fb79021e4c4b7090c26a43ccff43a76eac4e4d48105e5fce81c2942

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
Signature0SPbG+VsvqK3+wNLN98NHmsdhiqn5rpuuUBM+pnJ2zoJh1dKjSAdvNJcStRI1Bozzn73r+W1KEX6Dh1uUsVkBQ==
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

2026-09-17T10:37:10.089319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064068
observed 44ce7641ed9cf7d03b7543bb917366d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.070933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064068/manifest.json
observed a6994a818fb79021e4c4b7090c26a43c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.054899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064068/publication.md
observed 3da819389942c64c93ab6e5e0451b85f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:10.035308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064068/publication.txt
observed 081fb1400606da081eb6b05e2240b582...
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.