OpenTechnical

OT-2026-000017722

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000017722) never changes.

Identity and time

Publication numberOT-2026-000017722 · never reused
Internal UUID01a0ae6e-96fa-7706-81bc-dcb8d837938e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017722
StatusPUBLIC

Content hashes

Canonical textc6877933bebea4b2928f96723c410c4852dbb4900bae20b827d89ce3c24dff0f
Markdown8860a2bc18865053b6df8aaddcb462184f8915e48f4181f50a3c10dad225529b
PDF
Publication pagea5789cd3593cdbb46f6364a09f65208059ac5614d13a20780ebff519d42c4c18
Manifesta2f3b67240243b5a1e5e780d658f832b4bf65c809e11ef1e1b2ba24f4e5b3fc3

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
SignaturedbGb0MVkMSeE0AbKyMuJpQB1M0cvK64oXvzqiU4EiUQeoJXQLG7HeQPZY3R2/ftYtsnh77KxdS+vfZgse9T6Ag==
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

2026-09-17T12:01:40.393686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017722
observed a5789cd3593cdbb46f6364a09f652080...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.378628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017722/manifest.json
observed a2f3b67240243b5a1e5e780d658f832b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.362207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017722/publication.md
observed 8860a2bc18865053b6df8aaddcb46218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:40.345840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017722/publication.txt
observed c6877933bebea4b2928f96723c410c48...
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.