OpenTechnical

OT-2026-000067500

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000067500) never changes.

Identity and time

Publication numberOT-2026-000067500 · never reused
Internal UUID01a0ae8f-6bd9-70a4-aa80-0e2417a6152a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067500
StatusPUBLIC

Content hashes

Canonical textaf418a647972a81f37e71227a4c32c9863e27eac49914625e996dd95c0ea6de4
Markdown4f336b29a02fb70eb384d31c43a8e2748b0d39d8bdeb53b7b25e66a987985f0d
PDF
Publication pagef5a4689f14b834cb484aba06332684d58498a95b12285bab1650eb4db5bbfead
Manifest2325d6004b00710b709f51678b69ba3816854cbb3c060964bc09cac22a92f784

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
SignatureoRAeIBJP969aWBBMlk6HfS8qZQAPtKgj3jHk/njRfgukfHgaOYl/aJWxAr2eFNm5inMsPGJ9UotUb3FW+TgMDA==
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

2026-09-17T10:31:47.723928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067500
observed f5a4689f14b834cb484aba06332684d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:47.707254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067500/manifest.json
observed 2325d6004b00710b709f51678b69ba38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:47.691789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067500/publication.md
observed 4f336b29a02fb70eb384d31c43a8e274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:47.674757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067500/publication.txt
observed af418a647972a81f37e71227a4c32c98...
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.