OpenTechnical

OT-2026-000099097

Publication integrity record

Two bellows cup 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-2026-000099097) never changes.

Identity and time

Publication numberOT-2026-000099097 · never reused
Internal UUID01a0aea2-8287-7ed1-a842-587cdf6865d3 · 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-2026-000099097
StatusPUBLIC

Content hashes

Canonical text9488df7cad493eb04df4efd23500df5f5c9ad3e62b4cb9b349eb9519b0680630
Markdown299fd6f49cc4758bd5f985cdf8b271b29f0f44482e3bbf6a5823f6d0f939caeb
PDF
Publication page1cd9472750a9c315d015ff93170c99175379a07f02199d5cc225ffab53e89298
Manifest58acfc83201b67284cd04051dedfe6585c6a569e97aa1f22ae279678258288e4

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
SignatureKr3yMC4g0DTNsC3U4FhBq64FS2BEzDG2OgSS0SApzMr5+TLrYFU480UsSGYHHWHRDxJ1h/CDgFQAbsS0SDN0DQ==
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

2026-09-17T09:30:20.264518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099097
observed 1cd9472750a9c315d015ff93170c9917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.239874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099097/manifest.json
observed 58acfc83201b67284cd04051dedfe658...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.195664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099097/publication.md
observed 299fd6f49cc4758bd5f985cdf8b271b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.112254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099097/publication.txt
observed 9488df7cad493eb04df4efd23500df5f...
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.