OpenTechnical

OT-2026-000023043

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off 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-2026-000023043) never changes.

Identity and time

Publication numberOT-2026-000023043 · never reused
Internal UUID01a0ae70-46ec-7ea3-89e1-fb2ce874e976 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023043
StatusPUBLIC

Content hashes

Canonical textbbad6c18766c99fece6193bf08eb9ad7788cf06438db42ceb45b46b3affb7002
Markdown7e8ba63331a69f8c3d08e782960fdb594980d00f1ee98c046dcb8c7972c15450
PDF
Publication pageb68e0db68fc90ce51d8c9ce81553a256c8211796fc454bd524b7fb66ff78ee74
Manifest4dbb3e5cfb5c418add9ce0b351da19fb636c7804cf7710850fcb196d7e2a4880

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
SignatureWuUQjgq1prsD3nZNUayWMEeeK30j72MftedKO2mroPAKlIVeqF8+frqn0LFe1W+jiNOyY33OoF7sq7AZpqYQDg==
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

2026-09-17T11:52:38.869321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023043
observed b68e0db68fc90ce51d8c9ce81553a256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.852049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023043/manifest.json
observed 4dbb3e5cfb5c418add9ce0b351da19fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.832750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023043/publication.md
observed 7e8ba63331a69f8c3d08e782960fdb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:38.813942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023043/publication.txt
observed bbad6c18766c99fece6193bf08eb9ad7...
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.