OpenTechnical

OT-2026-000045109

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045109) never changes.

Identity and time

Publication numberOT-2026-000045109 · never reused
Internal UUID01a0ae7c-f768-7287-be78-cbeb75ee2ab8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045109
StatusPUBLIC

Content hashes

Canonical text1b1730253302e577b0add6360d5992ad1b9cb9ca105860a57e583f5b3b3452f2
Markdown01ab731003d2c89e802c5a5cdc8cacdcfb5731f849e0e4cf8dabc5cfcbcc3dba
PDF
Publication pagee20d38bf1d42a3929c7999c7fd6d7c5287baa535d3bc1bdd89d3ab002e17e588
Manifest7158ffa7441cd9e7eb5aea10378ca3ee7af3f3a8a424cef723bad8987824f1c3

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
Signaturely6G5bJlxiSJPw0yh2C7dFznxb95jyzdZgycepZ4LVFvNmx+oeGCJuWI/GI0IEXCSLXbpeLtJy/XxkRycI6MCg==
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

2026-09-17T11:10:14.950552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045109
observed e20d38bf1d42a3929c7999c7fd6d7c52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.929871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045109/manifest.json
observed 7158ffa7441cd9e7eb5aea10378ca3ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.912990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045109/publication.md
observed 01ab731003d2c89e802c5a5cdc8cacdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:14.893819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045109/publication.txt
observed 1b1730253302e577b0add6360d5992ad...
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.