OpenTechnical

OT-2026-000098426

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, 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-2026-000098426) never changes.

Identity and time

Publication numberOT-2026-000098426 · never reused
Internal UUID01a0aea1-e965-7da0-90d2-53838d38d3c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098426
StatusPUBLIC

Content hashes

Canonical text9c2a528fd00b860f2cc9a8c7dca958be47554f83cb2cdb3f698c4dd0a7356e2c
Markdown26473defa0c1dd3289e511105707de7461f78f46a81a66d237cd347da8ad52f8
PDF
Publication page271cffa307d1e5a736bd7b13ef544328f0eb621f1cce061820f16ac0c9049b6e
Manifest3d2e0eb9f3a845b46efdcfa604099943bf42622d51b37e9c1b58939bbbb928ec

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
Signaturehehw2yIfuuLR3hxfg6REcjGkBwjCLmON3bK0Hjg30fxxSe81j2Z/HPgK7mkdHcC5EN4N9aitmpwBXFHH1+gVCA==
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

2026-09-17T09:32:16.778937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098426
observed 271cffa307d1e5a736bd7b13ef544328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.759619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098426/manifest.json
observed 3d2e0eb9f3a845b46efdcfa604099943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.742244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098426/publication.md
observed 26473defa0c1dd3289e511105707de74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.723828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098426/publication.txt
observed 9c2a528fd00b860f2cc9a8c7dca958be...
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.