OpenTechnical

OT-2026-000082481

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, 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-2026-000082481) never changes.

Identity and time

Publication numberOT-2026-000082481 · never reused
Internal UUID01a0ae97-4d97-78d9-91b0-663844f930a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082481
StatusPUBLIC

Content hashes

Canonical textc7abca9561ac4df7c470ad77d5de11111b9ab9af85b052a1d267703e2cc78046
Markdown2deab5a9e586765c23b252253498a2510087bc19ebd7a9b1dcacab4e6be14d7c
PDF
Publication page4bc79046a82d6b89f10e72b64e763da2d86d51396f5f623a8eb6a1d6ca9ea750
Manifest43940376cf9abbaa3d22e9e1b2371068fa862199a22a6eac631b8f3e689e16d1

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
SignatureuPZWVqO9CNEK2/QCQZRBEr0kkk1q9rTygJYrXMuHV5XKiWQXeer92m+drRhvAGEZtbsm/jyLfDC+VOFOVNuVBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:29.213586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082481
observed 4bc79046a82d6b89f10e72b64e763da2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.196907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082481/manifest.json
observed 43940376cf9abbaa3d22e9e1b2371068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.181470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082481/publication.md
observed 2deab5a9e586765c23b252253498a251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:29.165128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082481/publication.txt
observed c7abca9561ac4df7c470ad77d5de1111...
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.