OpenTechnical

OT-2026-000017320

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, 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-2026-000017320) never changes.

Identity and time

Publication numberOT-2026-000017320 · never reused
Internal UUID01a0ae6e-76c8-7890-80e1-0448f8f42e91 · 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-2026-000017320
StatusPUBLIC

Content hashes

Canonical text0c2f3a84e6726861c2e258e4be029fed140e526256eb680ac5507ac909dea41a
Markdownee6c365ef387a205e9cf06a0b127b62f4e88a58f4f6d93d49cd8473b10b13273
PDF
Publication paged279b0fd83b9077de44fd103eb53a5200e9bd66a1fd72c2f5c5f672f2bed2149
Manifestd1f2b6295086ab6397b19dd5ce19d4f705a7793eb735160f5ac601571c03ea12

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
SignatureFXU2b6ZbOFos267/xofPnhiMRESfgL9StzXEWM4HMDScZq1HprTdtg4eeer8HNjj4NnOGcvnVQW6PCYIXsyUAA==
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

2026-09-17T12:02:25.481254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017320
observed d279b0fd83b9077de44fd103eb53a520...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:25.464713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017320/manifest.json
observed d1f2b6295086ab6397b19dd5ce19d4f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:25.449047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017320/publication.md
observed ee6c365ef387a205e9cf06a0b127b62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:25.432666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017320/publication.txt
observed 0c2f3a84e6726861c2e258e4be029fed...
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.