OpenTechnical

OT-2026-000018996

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000018996) never changes.

Identity and time

Publication numberOT-2026-000018996 · never reused
Internal UUID01a0ae6e-d523-7805-abe3-cd74eaca9cf2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018996
StatusPUBLIC

Content hashes

Canonical text1460c549f7ac1697f362b8790d34bd72c8808b80b645c673e1ec2ec5bba5df6f
Markdowned28991c8fcf55c05c571f35aa6a99f979591b0405ecd1ff55a68b86ab5ea48b
PDF
Publication page3fe9d1e274d016ce175b3fb6f468e6a8ee7438b1372cbf4db915fb504e02afb0
Manifestccb0a4ad95d7cad047f314e98e1e790b6f9028f90e3d5d9bfbb9030da30896df

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
SignatureTLX+zkVhaWVxFLQxKOoUy6RXNxqiJ0X0ywdsRTcKJtJuiDNu6rLuNl7ipCLjnmotBM1J6n/Tnrsh9Au9giVpAw==
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

2026-09-17T11:59:40.789433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018996
observed 3fe9d1e274d016ce175b3fb6f468e6a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:40.771395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018996/manifest.json
observed ccb0a4ad95d7cad047f314e98e1e790b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:40.753307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018996/publication.md
observed ed28991c8fcf55c05c571f35aa6a99f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:40.735463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018996/publication.txt
observed 1460c549f7ac1697f362b8790d34bd72...
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.