OpenTechnical

OT-2026-000100612

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000100612) never changes.

Identity and time

Publication numberOT-2026-000100612 · never reused
Internal UUID01a0aea3-66f2-7a24-a6fd-2e361f3ec37b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100612
StatusPUBLIC

Content hashes

Canonical text44c7eb54ae7993b00167fcda9a3a660d81fede1f78edbfc85a2e0ce45b28a16c
Markdown145c96555f599d87b0097377ce3f42b49dd34c048a820031d99d13d75aa14a59
PDF
Publication pagec09991d39f364336fdbf1d960b09dd7d55abec3be1ed92bcbc33a78781462caa
Manifestf2b5e3a0f6067ac30a01ad785f7a63d158678d68218b97b182d83ddfc2f18127

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
SignatureZ0WgCdVKYTVyy52aV80yGGB1OJNm7IIGiSAOF+3RbCXfW7F18vgsLpOInCUTbUMyuLs4UYHXr1GwFGilqRzdCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:24.425830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100612
observed c09991d39f364336fdbf1d960b09dd7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:24.408390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100612/manifest.json
observed f2b5e3a0f6067ac30a01ad785f7a63d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:24.391501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100612/publication.md
observed 145c96555f599d87b0097377ce3f42b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:24.374079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100612/publication.txt
observed 44c7eb54ae7993b00167fcda9a3a660d...
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.