OpenTechnical

OT-2026-000017286

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, pulsed 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-2026-000017286) never changes.

Identity and time

Publication numberOT-2026-000017286 · never reused
Internal UUID01a0ae6e-76c8-7a6f-8bb5-a3379c040e86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017286
StatusPUBLIC

Content hashes

Canonical textfbd4096832793c8392e13d461ccf1524b4728953759e75c85254a257c41859c8
Markdownc025588d66d8aca2f0b3b0fb8756cb7c1d4de889eeb7936d27d14030c5f91784
PDF
Publication page5d2279cc3cd3c375c9ae045ca66b9c8d184e982fa44b9ba6c33a55343476ad3a
Manifest1e8d2e342e8a923de5b38aee71d8c02d8fbb15ad211b8ce44353633175fe91c6

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
SignaturefE6IDHMVjYbm6ES5rO3N1nasSwfIqEIZjzxJ6TSKmqE7Q5096fQrPMlWNtZCi+HTrq/WZwmvWlu5I3Ogjl7SAA==
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

2026-09-17T12:02:22.994756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017286
observed 5d2279cc3cd3c375c9ae045ca66b9c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:22.974181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017286/manifest.json
observed 1e8d2e342e8a923de5b38aee71d8c02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:22.955186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017286/publication.md
observed c025588d66d8aca2f0b3b0fb8756cb7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:22.936983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017286/publication.txt
observed fbd4096832793c8392e13d461ccf1524...
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.