OpenTechnical

OT-2026-000099502

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000099502) never changes.

Identity and time

Publication numberOT-2026-000099502 · never reused
Internal UUID01a0aea2-c974-7a2a-b5a5-76291fa395f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099502
StatusPUBLIC

Content hashes

Canonical text22aafcf87cb8fd8da9862b9b4dbd0153730df5f9d4108069c3e7529e154beaae
Markdown6f2e80bb8209eee5808eeb51e33f8d7c26d9c290fb7fbcfab7f5899700063de0
PDF
Publication pageb3bf364b0f5078157bd71b8bd3e00945141c74c3c58d5b879739df7818f1b434
Manifest3fa81b4e34505e2b56924221f0ccc99bb4a93d7025728de819737fdf2e6a33bb

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
SignatureuqrKNLdxFQAU8yyoHnfrYzqo26r2T+ux7Bq+ixMbkI8hyulRpAh3uzBQVDi5fposM3U9IgBNx1RuupvMb5k4Cg==
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

2026-09-17T09:29:23.887583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099502
observed b3bf364b0f5078157bd71b8bd3e00945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.869202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099502/manifest.json
observed 3fa81b4e34505e2b56924221f0ccc99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.853087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099502/publication.md
observed 6f2e80bb8209eee5808eeb51e33f8d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.834475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099502/publication.txt
observed 22aafcf87cb8fd8da9862b9b4dbd0153...
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.