OpenTechnical

OT-2026-000071394

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000071394) never changes.

Identity and time

Publication numberOT-2026-000071394 · never reused
Internal UUID01a0ae91-e0ed-7c13-8505-1e7aac0da2ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071394
StatusPUBLIC

Content hashes

Canonical textaa4cabdeaa5cdd667ceb8dcd787e7df52e0336729ee86e37f9a8418400462031
Markdown9f238804349b5a10e4510112122139d55961745b0286e8e59d1550635b2d4bfb
PDF
Publication pagef791518e09e704b6b3d3ba4079975f102c42d22c5797d71150c48b28a1d6f8e1
Manifest90c77c270d1f2a75a93dceca588f8aad02278e493a356f025385ada094cb5878

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
Signature6AUhbAeQw9pOY0XaIo7kDG8Dm+z+q3Uw9tt25huEOT1SMmQMLTygq2HsVe5jd8Iatzr5NReEQqdag5ErFY8tBw==
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

2026-09-17T10:25:00.015946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071394
observed f791518e09e704b6b3d3ba4079975f10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.997521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071394/manifest.json
observed 90c77c270d1f2a75a93dceca588f8aad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.980162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071394/publication.md
observed 9f238804349b5a10e4510112122139d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.965185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071394/publication.txt
observed aa4cabdeaa5cdd667ceb8dcd787e7df5...
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.