OpenTechnical

OT-2026-000098728

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two 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-2026-000098728) never changes.

Identity and time

Publication numberOT-2026-000098728 · never reused
Internal UUID01a0aea2-42ae-7bc0-897d-7691f28d1dd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098728
StatusPUBLIC

Content hashes

Canonical texta459334b91ae054f14caeb4af867e6f983f61cfb4703383ae9758d906ea79dd8
Markdown7c9ca92ee9892411ca16185c9a33f1846a3c0e510f149f3d63719d98c3b63f45
PDF
Publication page948629311dc7a84cc1f42346c3e9275d3e89fd59227933809a95b68c88acea7e
Manifestfc40afd35ac81a8415fe00c986d26a407688193965c466ba9ec4071cbddcca03

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
Signaturei19ECDKhgPtLpHC2PhNfAV6sVla8erwzQoCVgS9oWmys7yfxB5E03jBUAzElSj6QCPHJCn2LMJrMcnWAdnDuAQ==
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

2026-09-17T09:31:02.384332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098728
observed 948629311dc7a84cc1f42346c3e9275d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.366906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098728/manifest.json
observed fc40afd35ac81a8415fe00c986d26a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.350377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098728/publication.md
observed 7c9ca92ee9892411ca16185c9a33f184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.332454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098728/publication.txt
observed a459334b91ae054f14caeb4af867e6f9...
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.