OpenTechnical

OT-2026-000045136

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed 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-2026-000045136) never changes.

Identity and time

Publication numberOT-2026-000045136 · never reused
Internal UUID01a0ae7c-f768-7eb0-887e-efa1dda0bd81 · 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-2026-000045136
StatusPUBLIC

Content hashes

Canonical text6eb4b0520c442341d7f7957258897a3ed171f0e1e0a93a58ea76324875c574f2
Markdown4e00883da667472ac3efd5db3844f9816aae72207d7c42dd91bbb5280eed8cb8
PDF
Publication page508e2ceaa7f8b3abc32a0abaa7c55984dcacfc22dd217213cc107fe5f4b07868
Manifestf12accee08354d2f8742a76f56e897013e816b078921bf638487c068f557c6bd

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
SignaturefmwEJbafFzKE7fA38zW0D0yrR/2TxtVUuR4GqFAlH+KufgcQ59dr7Mwzq3Eh9U1BHaMcUGC2dM2XqIspoOMICA==
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

2026-09-17T11:10:17.199731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045136
observed 508e2ceaa7f8b3abc32a0abaa7c55984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.178165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045136/manifest.json
observed f12accee08354d2f8742a76f56e89701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.159844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045136/publication.md
observed 4e00883da667472ac3efd5db3844f981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:17.141678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045136/publication.txt
observed 6eb4b0520c442341d7f7957258897a3e...
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.