OpenTechnical

OT-2026-000014720

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000014720) never changes.

Identity and time

Publication numberOT-2026-000014720 · never reused
Internal UUID01a0ae6d-d093-7837-aa46-0d248560a945 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014720
StatusPUBLIC

Content hashes

Canonical text7579056a104ed306e3c95e8fd52d7d401153f4596d1b7d5d7da8211cd5ae460e
Markdownace556d005e0bfaec394b97ef187d98092feabf9824cb20456ea47a7459bb4b1
PDF
Publication pagef457a0bbad99e7075d0868896d1961ffc99fe84ecdd25a8608935dbd3ceb06d9
Manifestadbd04fa3865a50dafcbfb63450f862902f84163ebddac0ef174953b1b8255dc

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
SignatureNPjcDBxM7pXoEKEVvCBBDNAE3ZlPz1VddwRHCR83putVgkFHk7j8NJwgFGvi/x3Nn/YsM6ROBIxw0f1hicHFCw==
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

2026-09-17T12:06:35.369969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014720
observed f457a0bbad99e7075d0868896d1961ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.351006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014720/manifest.json
observed adbd04fa3865a50dafcbfb63450f8629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.331295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014720/publication.md
observed ace556d005e0bfaec394b97ef187d980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.314156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014720/publication.txt
observed 7579056a104ed306e3c95e8fd52d7d40...
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.