OpenTechnical

OT-2026-000099259

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000099259) never changes.

Identity and time

Publication numberOT-2026-000099259 · never reused
Internal UUID01a0aea2-8289-71de-8d1e-b06dfd2a26ff · 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-2026-000099259
StatusPUBLIC

Content hashes

Canonical text023a333d87eb1aade31ba5e6df57808aed998b0d3e5da1b4c8fd8a9a0b3a9ee3
Markdownc9013f67fbfcb64cc792499120bccfcc44fe924995e35e78c88400326e931b22
PDF
Publication page14ea2bd4a3329cb07b976b04e38df4527e9254b88884c8e93b85a5b0ac1c4b55
Manifestec5992d0e9b6e7687e44b5ad8fd470b2ee1adf598cf105f5b05b86ebd4183af9

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
SignaturehNxQLD+RzB+dIt7BUKbWdFdzAVyx8+eUpcnlB0lec8cBz6h2I0ziVFt5oeeI8R7XV/Fq/H8bENkv0R72C2SGBA==
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

2026-09-17T09:30:42.270882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099259
observed 14ea2bd4a3329cb07b976b04e38df452...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.250140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099259/manifest.json
observed ec5992d0e9b6e7687e44b5ad8fd470b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.229625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099259/publication.md
observed c9013f67fbfcb64cc792499120bccfcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.211560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099259/publication.txt
observed 023a333d87eb1aade31ba5e6df57808a...
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.