OpenTechnical

OT-2026-000044332

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000044332) never changes.

Identity and time

Publication numberOT-2026-000044332 · never reused
Internal UUID01a0ae7c-39d6-7915-96c2-01f92ee7e34b · 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-2026-000044332
StatusPUBLIC

Content hashes

Canonical text7fc50118d6782cebe0ac67083c278d607b07521a51ab3526b73efc9486185a01
Markdowna16677ed96bb92664fea6ee18732686f9de7ef151691fc1a9bc2cf3d6e504403
PDF
Publication pagec3e0890747721b22b593d806f6f40287bd93a3e266d581ca79c0ff6c41bc72c6
Manifest9ebf9fb305a7b4bae9198d8c4d36d27dc396fdcbcda683c615bd8bbbe04dbe64

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
Signature4Eybg5wIRIF6FWGbk55q0kKsS6kCMVEnqOy+AnTh4VQUPK2wjqNrY8qCELrbyahBOgZPYjKn9C7P3wDntffPDA==
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

2026-09-17T08:30:22.580108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044332
observed c3e0890747721b22b593d806f6f40287...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:22.562467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044332/manifest.json
observed 9ebf9fb305a7b4bae9198d8c4d36d27d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:22.544595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044332/publication.md
observed a16677ed96bb92664fea6ee18732686f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:22.527490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044332/publication.txt
observed 7fc50118d6782cebe0ac67083c278d60...
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.