OpenTechnical

OT-2026-000064310

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000064310) never changes.

Identity and time

Publication numberOT-2026-000064310 · never reused
Internal UUID01a0ae8d-a460-7036-b00b-a78b10b57b17 · 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-2026-000064310
StatusPUBLIC

Content hashes

Canonical text3a4a6116d02d2c022f30c121caaacd2c433a363c9b1df7917aae521d185d4f9b
Markdown350c93b4d9111a86f09c6e830325331c90e829cde6f19159f58e97a2c03c01cb
PDF
Publication pagebe181a4cd41dd0693dc59ba3eddb742fdd2f960e394d3ab96d5fe39e167b45f6
Manifest0a7d23764dd436ad49b13c259f9f8c38098c7790213045c61ad0b001cb96e480

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
Signature68WLdQIl8p2k6Zg9UZByKEwi/mpylgr6BuUT4wAGoSLVt3g54rsM1zwnoetZuv+r4PXKDysIcqf0I6tTmQkyDw==
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

2026-09-17T10:36:27.645383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064310
observed be181a4cd41dd0693dc59ba3eddb742f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.627911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064310/manifest.json
observed 0a7d23764dd436ad49b13c259f9f8c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.611442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064310/publication.md
observed 350c93b4d9111a86f09c6e830325331c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.595328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064310/publication.txt
observed 3a4a6116d02d2c022f30c121caaacd2c...
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.