OpenTechnical

OT-2026-000044575

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold 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-2026-000044575) never changes.

Identity and time

Publication numberOT-2026-000044575 · never reused
Internal UUID01a0ae7c-39d9-7f86-8027-d90b21794df1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044575
StatusPUBLIC

Content hashes

Canonical texta13c49902bfc7ec7fe1269e221d09f16c1d54508eeb7bfa17558d79602c9e3a7
Markdown578b45fd50d83e2a74349012c2b06ca4536381f9cd6c6115aca11f9ac485b176
PDF
Publication pageed5bd2740216d26e2df2cb177fc12e5f34b513378d532bbf3c4e5038142698f0
Manifest204e34aba1e11e08d3842b84ac3dc0382a8a46b63689ac91c9f920ca5d2cd96e

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
SignatureGcDliXARPBWMTxNMpKiPLjCUu7wjHrE1U+IgA4F3qg24978qHyCnII4W0v0/ri4ItvtLFnLwKWDtBeTNuu+yAw==
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

2026-09-17T11:11:46.312962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044575
observed ed5bd2740216d26e2df2cb177fc12e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.293588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044575/manifest.json
observed 204e34aba1e11e08d3842b84ac3dc038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.273038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044575/publication.md
observed 578b45fd50d83e2a74349012c2b06ca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:46.253924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044575/publication.txt
observed a13c49902bfc7ec7fe1269e221d09f16...
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.