OpenTechnical

OT-2026-000097496

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000097496) never changes.

Identity and time

Publication numberOT-2026-000097496 · never reused
Internal UUID01a0aea1-55b3-7c2d-bf49-c4e0924ef58d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097496
StatusPUBLIC

Content hashes

Canonical text6a580d20f9f082b116825880d264d2c59793539185241644a4743924e21e3407
Markdown4c33ae2fed5cb1c56d69671c277daa4e7c9d857777bbe81cd5e4636dce67fe34
PDF
Publication page364c2707b14a7e7136ee4aeebae708acff09345e8b9a8b10f7f67d265b07b2da
Manifesta922bb52f2102bacc38b15e15e72c6a646a74e5026fe5576535116823378b558

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
Signatures2z9MUXTQB4dugYKTpftPHuCb8h9AeIuRlhfuM4f/NtA52Iag9/IxW+Dutv7ns14L0QeC14sj/AKrzF1vOXiAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:22.166962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097496
observed 364c2707b14a7e7136ee4aeebae708ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.147808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097496/manifest.json
observed a922bb52f2102bacc38b15e15e72c6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.126198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097496/publication.md
observed 4c33ae2fed5cb1c56d69671c277daa4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:22.108238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097496/publication.txt
observed 6a580d20f9f082b116825880d264d2c5...
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.