OpenTechnical

OT-2026-000064134

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000064134) never changes.

Identity and time

Publication numberOT-2026-000064134 · never reused
Internal UUID01a0ae8d-a45f-734f-88d5-ccf48c936fc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064134
StatusPUBLIC

Content hashes

Canonical text479ee58caf7c1cd9445aa405df50ec8ac2e12cbeb10eda2927d0f2934cc7c10d
Markdown4715f95cb9728dae7d69a256057179d0d809a9b04d3262f8456546cf4ea5e1ab
PDF
Publication page6db41fec4960d0b9a2cc2d10291deac63f1bf96c6bf979ddfc4e6dcadd9843bc
Manifest0d821d42142b4f16b1adb1da1bc7e23eefa6147b5f5453ea497e1e0c4127f7e7

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
SignatureZXYy2oM+6y1Rqz4Ska/SUbCoLfhZ0+4/N32vckWc9Pb5jm6sLMna5ojBFyqDkdy2jGF9qhptdPT40Zc2MEApAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:08.086537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064134
observed 6db41fec4960d0b9a2cc2d10291deac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.068659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064134/manifest.json
observed 0d821d42142b4f16b1adb1da1bc7e23e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.050458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064134/publication.md
observed 4715f95cb9728dae7d69a256057179d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.033285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064134/publication.txt
observed 479ee58caf7c1cd9445aa405df50ec8a...
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.