OpenTechnical

OT-2026-000038738

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, 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-2026-000038738) never changes.

Identity and time

Publication numberOT-2026-000038738 · never reused
Internal UUID01a0ae78-769e-7173-b1da-b997e964173e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038738
StatusPUBLIC

Content hashes

Canonical textcb92670bb30184c239b189723d6d75e0934394852771f959ba2f8c6421f7b05e
Markdown037e0796d579533b05675686718a7fe27f4167d44d724f53d3c2dfafcbbae555
PDF
Publication page8df0c193d9c5b82bdb5bc9736fbb1ee069f82e569378c8b4520bb7f253c001e1
Manifestcce4011fa7036e7d87ff8ded7f9d733f223c81d27c61e468336d151035f7cfd4

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
Signaturemp0F+fgT2pa8oNcE/RYgeZkuuJvILXLyGaapnaquTD2NdAE2rCpmgC9qc3dPBPEEQGyZtzkeQJHlXVG4sGjjDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:21:16.191277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038738
observed 8df0c193d9c5b82bdb5bc9736fbb1ee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:16.171113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038738/manifest.json
observed cce4011fa7036e7d87ff8ded7f9d733f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:16.153194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038738/publication.md
observed 037e0796d579533b05675686718a7fe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:16.134810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038738/publication.txt
observed cb92670bb30184c239b189723d6d75e0...
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.