OpenTechnical

OT-2026-000045964

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000045964) never changes.

Identity and time

Publication numberOT-2026-000045964 · never reused
Internal UUID01a0ae7d-8f89-7da4-b5c9-f35cc1eb8702 · 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-2026-000045964
StatusPUBLIC

Content hashes

Canonical texte3f921f8ba0ed8bf3d112df38d1b2c51417890ea86653b1361c6c0e0c5579fa1
Markdown95af8b38b659be1e3bc970d762f75817f8ec39207eccb33557adeb1380fc7fd7
PDF
Publication pagebd69c01140dd34ebc9a08d60510dde3738d996503df412e5c00d689c0e62e7c4
Manifest45eb8033e67f085b623a5c93c4e303079036ec4a88aee10d7dc02d8b9841025c

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
SignatureKnNILntU9x8jT//uuIzIoAi/5C0LKLvJMQu88cnVhVNdwA9F2ueD3xTM8T9KbWGWWaHp3+IVRmBRiSL0o8yMCw==
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

2026-09-17T11:09:57.046843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045964
observed bd69c01140dd34ebc9a08d60510dde37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:57.024428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045964/manifest.json
observed 45eb8033e67f085b623a5c93c4e30307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:57.004784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045964/publication.md
observed 95af8b38b659be1e3bc970d762f75817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:56.983602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045964/publication.txt
observed e3f921f8ba0ed8bf3d112df38d1b2c51...
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.