OpenTechnical

OT-2026-000045085

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two 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-2026-000045085) never changes.

Identity and time

Publication numberOT-2026-000045085 · never reused
Internal UUID01a0ae7c-f768-76e0-b7c8-3ad4e32fba7b · 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-2026-000045085
StatusPUBLIC

Content hashes

Canonical textc2e45bb45225c792cd5ea706cdd60b6795e72a3de933748900e24c9a963bfaca
Markdown9315a6f09a9d09a68223ccb9b81051871c1ec82be2e96d13eaedca0293fc643e
PDF
Publication page3aa0f54d65729d14b3aeb81f3a6018999be3ddc4124c57fd513a8e7dc7cc058c
Manifestc91e0b347025ec53132c35a4be3c6e92fe188b57a2ff480ed27638848804a360

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
Signature5+QREOONwgSjoDq3ig3JQ0Fa2C8GFd9wsf/Hy0FQcyDL/luiYjsKLOnN9qiuiVeVuu1smAa4Eb2ldJ5Cb6/QAQ==
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

2026-09-17T11:10:07.551252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045085
observed 3aa0f54d65729d14b3aeb81f3a601899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:07.521916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045085/manifest.json
observed c91e0b347025ec53132c35a4be3c6e92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:07.499077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045085/publication.md
observed 9315a6f09a9d09a68223ccb9b8105187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:07.480649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045085/publication.txt
observed c2e45bb45225c792cd5ea706cdd60b67...
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.