OpenTechnical

OT-2026-000069432

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069432) never changes.

Identity and time

Publication numberOT-2026-000069432 · never reused
Internal UUID01a0ae90-b52a-760b-9f89-a2abd60d2a22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069432
StatusPUBLIC

Content hashes

Canonical text3f71e0d6d63927ca2a31b50d8c7dd4b428e5808ffe1495732222119943d7de85
Markdown4270c9ce5f00de02f393b85426d43d9be6246dd54e8ace705c0235aa9d2efaaa
PDF
Publication page3ce08979920e35cef1621c9d691ac74e8199320ce52e2f6ec571565b9a2f85f1
Manifest50374d43f39fb742167848423869ba22118f241a9af154e3feb20065dc337827

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
SignatureGsmF0lo6ZLGrDP+VKDUS2w6z/fH6q3OTTnhm0lCykshpDNxtt292U2OFImIZ8qJqOW2xvHmNHASStpSw5eE8Cw==
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

2026-09-17T10:30:22.730638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069432
observed 3ce08979920e35cef1621c9d691ac74e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:22.712304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069432/manifest.json
observed 50374d43f39fb742167848423869ba22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:22.695534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069432/publication.md
observed 4270c9ce5f00de02f393b85426d43d9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:22.677112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069432/publication.txt
observed 3f71e0d6d63927ca2a31b50d8c7dd4b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.777976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069432
observed 3ce08979920e35cef1621c9d691ac74e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.758853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069432/manifest.json
observed 50374d43f39fb742167848423869ba22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.741923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069432/publication.md
observed 4270c9ce5f00de02f393b85426d43d9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:02.723959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069432/publication.txt
observed 3f71e0d6d63927ca2a31b50d8c7dd4b4...
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.