OpenTechnical

OT-2026-000099018

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099018) never changes.

Identity and time

Publication numberOT-2026-000099018 · never reused
Internal UUID01a0aea2-8287-7b97-ab73-b472061d7859 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099018
StatusPUBLIC

Content hashes

Canonical text4f258cac34ac672548752426822aae221fdceaa41cff976004bccd8b136befe4
Markdown7c0a3171bb793a469314fab75d836994cfcf6646bd418c717241ba7a0bffd343
PDF
Publication page727de7f15fc5a310c937b33bd7544a4bc5c543aa3dd58185ec0771f12dae58bb
Manifest32ec40a04eb0f3597aadb064655e945583e45246f897f10497866af87fb8a664

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
SignaturemNW0jvo2wMcQv4Wmtw/si2EcNbo/Y2r3kxzrMvIY0i/83eSbbq8XjGZrEMxVOpnKZ90eXRqoxNVq6IKjFjKABg==
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

2026-09-17T09:30:06.412180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099018
observed 727de7f15fc5a310c937b33bd7544a4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.394970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099018/manifest.json
observed 32ec40a04eb0f3597aadb064655e9455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.377640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099018/publication.md
observed 7c0a3171bb793a469314fab75d836994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:06.360472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099018/publication.txt
observed 4f258cac34ac672548752426822aae22...
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.