OpenTechnical

OT-2026-000054868

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000054868) never changes.

Identity and time

Publication numberOT-2026-000054868 · never reused
Internal UUID01a0ae86-1285-728a-adee-4e047c2accbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054868
StatusPUBLIC

Content hashes

Canonical textf528ec5f8283f2abebe77774aad6ee970f648eb09c493007430e2c7527fea354
Markdownfe535c0a4b80f8f76bbea9d2f782cb5c29d7436e3aea716b1b1ad58fc37eec88
PDF
Publication pageba747eeed24b4e732d3fcb25af47d35b15397d49a2d0727b229636574722d362
Manifest971f16443a8e3b48632d82f30afd3283b6abe413f08434170b187c15f7522c82

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
Signaturem1vEH2nKDENHSgU3B4H3oKnNlOLagS4OwmGNXIcltio55ok2dak46t4gZFULmlvlxlaXErkriboZwI7/3Z5oAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:05.467760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054868
observed ba747eeed24b4e732d3fcb25af47d35b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:05.451152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054868/manifest.json
observed 971f16443a8e3b48632d82f30afd3283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:05.433879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054868/publication.md
observed fe535c0a4b80f8f76bbea9d2f782cb5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:05.415160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054868/publication.txt
observed f528ec5f8283f2abebe77774aad6ee97...
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.