OpenTechnical

OT-2026-000017689

Publication integrity record

Four cup vacuum gripper, four 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-2026-000017689) never changes.

Identity and time

Publication numberOT-2026-000017689 · never reused
Internal UUID01a0ae6e-96fa-7b9d-b663-79fe7cad7eb1 · 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-2026-000017689
StatusPUBLIC

Content hashes

Canonical textb166aaaa6f964e2e09f4ec7697fa410d9f37345956e5e63be9a4071b3c0daced
Markdown1ee7b9d4dc1a5f2e13712923b17cffeed8070a8a6ff3e2d94058542db90eeaa7
PDF
Publication page9ed23fc809d7d9b879b9ee1df26d54e70072013496aa5f83bfa8de79755b816e
Manifeste3f8004c0b4ab8e0ad5346e2fc73312faf5de3694b3954f5be3f2ac6f30dc826

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
Signature/FTx0Pda7J/wOK/Ekc2DU/6nB6mDNpDDxU8SnbCbjNMce14MF4JymktZoqqjUSerC6/UPwRxpzVdy98kRBgyAw==
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

2026-09-17T12:01:37.933380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017689
observed 9ed23fc809d7d9b879b9ee1df26d54e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:37.917000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017689/manifest.json
observed e3f8004c0b4ab8e0ad5346e2fc73312f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:37.901792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017689/publication.md
observed 1ee7b9d4dc1a5f2e13712923b17cffee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:37.885362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017689/publication.txt
observed b166aaaa6f964e2e09f4ec7697fa410d...
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.