OpenTechnical

OT-2026-000045654

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000045654) never changes.

Identity and time

Publication numberOT-2026-000045654 · never reused
Internal UUID01a0ae7d-8f03-7ed0-adf4-09fa714857a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045654
StatusPUBLIC

Content hashes

Canonical textbf446c6aed263a8d57787a4c3ab75f50c7244f78bc32c3eddafa7583e39b9835
Markdowna79c9a340cd5f371cc4aaf910ee8f498de5e18c3a55b2e7880f90c00db5c67e7
PDF
Publication page0849c811469f4f87c665b1c075a074ffe68abde692ab6e1c08890b201de3c84c
Manifest6133b8d38b354f1a37c7e680bd79d87f41404d259b69f6b1de90057e08517cce

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
SignaturetveBK9IKosaVav4dkiGSQbm92m8KEOV9uhD/ZXHDWGz0uN6Mm+MFAIT+blbOaXtH8CU8hGijtgLGXXhWBYXUBw==
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

2026-09-17T11:09:26.712793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045654
observed 0849c811469f4f87c665b1c075a074ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:26.693681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045654/manifest.json
observed 6133b8d38b354f1a37c7e680bd79d87f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:26.673778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045654/publication.md
observed a79c9a340cd5f371cc4aaf910ee8f498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:26.655533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045654/publication.txt
observed bf446c6aed263a8d57787a4c3ab75f50...
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.