OpenTechnical

OT-2026-000071071

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed 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-2026-000071071) never changes.

Identity and time

Publication numberOT-2026-000071071 · never reused
Internal UUID01a0ae91-8c2e-73c0-a13a-a0f3b7f43ebc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071071
StatusPUBLIC

Content hashes

Canonical text7b93e6937b8676abbb886eec524bd580d118e724809bd86b2f892409759dba64
Markdown0033a35db4c7b6024c619b99a559bf359d091a626c5445bbf947cfa46e810389
PDF
Publication pagebb7f9d34d77e9e778cd2f6729da661f748f9ae887aba5607b5e20d3fc0e7db86
Manifest5118a24c4373cbaa0ba8ef24b32174d567fd8775901d81cb7a504151d5bde69c

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
SignatureSZYt9b/X3wxcjuPjHkZ6VvjVBUM6ZpuPewRpEkM4B+wo2e8R3+wwAcCsSSOKMw72IxogpNqKd6zOqB27S17WBQ==
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

2026-09-17T10:25:55.926937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071071
observed bb7f9d34d77e9e778cd2f6729da661f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:55.913104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071071/manifest.json
observed 5118a24c4373cbaa0ba8ef24b32174d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:55.897707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071071/publication.md
observed 0033a35db4c7b6024c619b99a559bf35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:55.881751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071071/publication.txt
observed 7b93e6937b8676abbb886eec524bd580...
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.