OpenTechnical

OT-2026-000006696

Publication integrity record

Vacuum cup gripper, common isolation valve, ejector fed, pulsed blow off before 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-2026-000006696) never changes.

Identity and time

Publication numberOT-2026-000006696 · never reused
Internal UUID01a0a964-4325-7d74-a9c8-eceeb9a05243 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:45:15.432284Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006696
StatusPUBLIC

Content hashes

Canonical text00576d2ccc71662ad2c34a5e68acf0b2b5722e05781d4ae8168d94c3f3104576
Markdown6420c3c6536f73f6827b3180844de6d91eecb39336a31d4542c5f6c61529d94b
PDF
Publication pageeedbfec58113f6f4a9c3a3aadf8e4caf1a96cdc04d93cd0230de78aa29965399
Manifest263c6c9cc0cc511b7a78b028793585169b5f3bacb858251c20529e59c59c4a43

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
SignatureHpQaihE4lVc6/A6xygwm/eLDWdyfZQI8QRijYvFvk1n5LVUcjrr06t4grusTdRZ5jMyYGF1V62zLxOP0MuAFCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:16.223961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006696
observed eedbfec58113f6f4a9c3a3aadf8e4caf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:16.209894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006696/manifest.json
observed 263c6c9cc0cc511b7a78b02879358516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:16.196729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006696/publication.md
observed 6420c3c6536f73f6827b3180844de6d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:16.182276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006696/publication.txt
observed 00576d2ccc71662ad2c34a5e68acf0b2...
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.