OpenTechnical

OT-2026-000025272

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000025272) never changes.

Identity and time

Publication numberOT-2026-000025272 · never reused
Internal UUID01a0ae71-5fa6-73d4-b52e-a237e023bfe2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025272
StatusPUBLIC

Content hashes

Canonical text38fb6f78d69e659b7e018398cf102d406c3f181976ff6f5f9d05804501faba4c
Markdown71a5615f5c6d383f12925338fca41ba874a72f703b71f196d5ae9823e8247aa8
PDF
Publication page478240e299a15a29c151f8f2777043080d49dbaf8409daaefec74b564fb924dc
Manifestaffea63d9d465dc8355900302fe59c344dbb7c92786bee3e15dfee622272b3fe

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
Signature7fpAJgAUu6tr3pCnsHFLrEnPN6LWDdMSfBFdxW4MzDjCtt6l9MgByzTzFcdddE6sByDMCwkoq5hYXBfMaQd8Aw==
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

2026-09-17T11:47:16.914266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025272
observed 478240e299a15a29c151f8f277704308...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:16.897699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025272/manifest.json
observed affea63d9d465dc8355900302fe59c34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:16.864709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025272/publication.md
observed 71a5615f5c6d383f12925338fca41ba8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:16.818234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025272/publication.txt
observed 38fb6f78d69e659b7e018398cf102d40...
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.