OpenTechnical

OT-2026-000005892

Publication integrity record

Vacuum cup gripper, three outlet manifold, ejector fed, sustained 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-2026-000005892) never changes.

Identity and time

Publication numberOT-2026-000005892 · never reused
Internal UUID01a0a948-53c0-7179-8d27-2417b3ca17f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:14:44.675323Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005892
StatusPUBLIC

Content hashes

Canonical textfd2857ae691ec2ad628dec1de91f39d158aea498511de3f7aa467849489d644d
Markdownea814580daea5531f7cb3ee4ee2a793e88dc3572cd8745c8a41589e71172eb09
PDF
Publication pagefad22b1f1b18996532ec09a667344a66aaee84dbdc7b1e79153f435820a5b130
Manifest081857cf1e41614f678f199b826019ed53a6f9a61d74137310c9525b1d768bbd

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
Signature6vzEA/7EAX81ZppL/N3oDjvdRK5vGID/OXJxDcMrTprp3H+qkW1UVXIT0rNfMXOtVb+Y8BzKq2doyZljB8PfAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:20.746329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005892
observed fad22b1f1b18996532ec09a667344a66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:20.731384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005892/manifest.json
observed 081857cf1e41614f678f199b826019ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:20.712359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005892/publication.md
observed ea814580daea5531f7cb3ee4ee2a793e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:20.694272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005892/publication.txt
observed fd2857ae691ec2ad628dec1de91f39d1...
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.