OpenTechnical

OT-2026-000039324

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000039324) never changes.

Identity and time

Publication numberOT-2026-000039324 · never reused
Internal UUID01a0ae78-9674-75e7-a9d9-cb4a2c196efd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039324
StatusPUBLIC

Content hashes

Canonical textb21881acee65de6c6961915511d34f9064a82277b40d3081c3a14a183cb22dba
Markdownaf7ed37fe0d3b85f7ada52cfa906191aa1561b57c6d5f831e401a6a3ad451737
PDF
Publication page77cf6edb6ee3ab30045c39d6e8c43d9dd4524dfb55a7edcc3a9b905a671a8224
Manifest2f25bda00e2244e42f0ecce0dd5ead8b6ab0f471ac925e29738d42c36f0b38af

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
Signature33W3FccdX0OMrv0dVX4IUZzVcJ2eAYUX+rMb3UFRqdBTXGTcoCbSWHYrnBGWlVjA+/kIHFA8xj6TUNszrT7TBw==
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

2026-09-17T11:20:55.320381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039324
observed 77cf6edb6ee3ab30045c39d6e8c43d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:55.301253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039324/manifest.json
observed 2f25bda00e2244e42f0ecce0dd5ead8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:55.281625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039324/publication.md
observed af7ed37fe0d3b85f7ada52cfa906191a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:55.263858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039324/publication.txt
observed b21881acee65de6c6961915511d34f90...
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.