OpenTechnical

OT-2026-000018888

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000018888) never changes.

Identity and time

Publication numberOT-2026-000018888 · never reused
Internal UUID01a0ae6e-d522-7a5e-85c6-b64427616c55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018888
StatusPUBLIC

Content hashes

Canonical texta66d6b2cca9ea37cbe20d2a08fba891bcfa76deccd8a88a3a0af0feca21e51b8
Markdown329617330d13a94e60842845d1410d216da2bc67baa166448f0b3dea5efb02e0
PDF
Publication page926617663a4767483be01b60994ebe7001deb399c8f02e4aca930195f79fa324
Manifestf12fa35dd85b45896c0e2d517a943070e2c0bf5010caf7e22d2c4fc72d420263

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
Signature5a6g5KVRI/KGHMQv7ZeCscSqf1zp13QgQu7eWaquiIaeaU0ayrjpTXcDFDK4H9iDktm3l0dS4tlHvXWLi0k0Cg==
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

2026-09-17T11:59:32.397616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018888
observed 926617663a4767483be01b60994ebe70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:32.379401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018888/manifest.json
observed f12fa35dd85b45896c0e2d517a943070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:32.361730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018888/publication.md
observed 329617330d13a94e60842845d1410d21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:32.344834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018888/publication.txt
observed a66d6b2cca9ea37cbe20d2a08fba891b...
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.