OpenTechnical

OT-2026-000014894

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000014894) never changes.

Identity and time

Publication numberOT-2026-000014894 · never reused
Internal UUID01a0ae6d-d095-7111-9943-4601f8d9475a · 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-2026-000014894
StatusPUBLIC

Content hashes

Canonical textaf3d6ad0745822f7c86dc93a490a3faa10b9cb8d3bc6bfe8025c1cda3c29d56d
Markdownb2ac6d979078154366915b4bf7ca6ac9fc91528a391acab089bd32747eebd0fb
PDF
Publication page4304835e3242833fc54a7e1c8e61db89329f8db74a389eb0d2af68fc39b52ac2
Manifesta81e601e3d2bdb982bf36b3c58918fd25eb90c6eb883e6c62e52db8a4f2e7bd0

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
SignaturedM8Q7PUcvbIpP9CIKRNtHazGeyRpdjxgEJKDB9aiPC1Qtat17hTbdvNmg5i6Ihu3arV6u7Phy+olG4YvKDuNDA==
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

2026-09-17T12:06:49.443102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014894
observed 4304835e3242833fc54a7e1c8e61db89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:49.426781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014894/manifest.json
observed a81e601e3d2bdb982bf36b3c58918fd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:49.409597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014894/publication.md
observed b2ac6d979078154366915b4bf7ca6ac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:49.392427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014894/publication.txt
observed af3d6ad0745822f7c86dc93a490a3faa...
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.