OpenTechnical

OT-2026-000099106

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000099106) never changes.

Identity and time

Publication numberOT-2026-000099106 · never reused
Internal UUID01a0aea2-8287-7b48-ba0d-13976ef352f7 · 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-2026-000099106
StatusPUBLIC

Content hashes

Canonical textd50658092cb9d7c4535d37c49778201388396d24fcd36fc91f996fc2b6f44f6d
Markdownb422c709ea0c70303736d22b87bd9a504b6c866629071527dea411711a33283d
PDF
Publication page703aa123d538c1fbba4d35616befeb525c608ac3d490842d8d598d09f441cdce
Manifest1a9f79dec7185534ad97f569eeab19cf1d7b01572828de4e554dd51128ebbdbf

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
SignatureCtMaEN34Fr4v5OmE3tYxKfc2KPDUYn8YlDexdwbWLjnNdmqYCqpQOjVCvurW6Ub79pGqT5JgVJ+1YRW3oRbiCg==
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

2026-09-17T09:30:20.999696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099106
observed 703aa123d538c1fbba4d35616befeb52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.975656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099106/manifest.json
observed 1a9f79dec7185534ad97f569eeab19cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.955844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099106/publication.md
observed b422c709ea0c70303736d22b87bd9a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.931387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099106/publication.txt
observed d50658092cb9d7c4535d37c497782013...
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.