OpenTechnical

OT-2026-000102627

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off after 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-2026-000102627) never changes.

Identity and time

Publication numberOT-2026-000102627 · never reused
Internal UUID01a0aea4-858b-75a2-b540-b4a04d4255d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102627
StatusPUBLIC

Content hashes

Canonical text51bea8c0a9f99f4f64a55ced511408abdcb55c17ddb27860d1c4a8ca5af2155a
Markdown8bfbc8643f1b0e7d2a1a66686558ce0159a2e660caa0fd18c3a2a828a77a15eb
PDF
Publication page915f937e43a2303259a2f54c288a2e4379e673701ecae3a5b26aff3f2b941ad0
Manifest76e70fc2fcbfb8b766fbb93d68abf888a5c3ca622575b0b71492b0059a053eb3

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
SignatureFJ1K1E+I25Lru1qud8cimg9gmjc3DfOxOeOQJxiDvMA1e/7HdCiQRujxJ5doOmxHNgrdIBwKlWTtFo5HQOh3CA==
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

2026-09-17T09:24:07.244109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102627
observed 915f937e43a2303259a2f54c288a2e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.226836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102627/manifest.json
observed 76e70fc2fcbfb8b766fbb93d68abf888...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.208826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102627/publication.md
observed 8bfbc8643f1b0e7d2a1a66686558ce01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.190148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102627/publication.txt
observed 51bea8c0a9f99f4f64a55ced511408ab...
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.