OpenTechnical

OT-2026-000098243

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000098243) never changes.

Identity and time

Publication numberOT-2026-000098243 · never reused
Internal UUID01a0aea1-e964-7161-ac63-c197064f5876 · 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-2026-000098243
StatusPUBLIC

Content hashes

Canonical textfc0ecc2befe7627fd2cfd0ce7b9e32600f8e7a01eeef09d64169ce36ab85f486
Markdown02e613be22beb05868aad2ea0fd4c9579e95504fc3f22e2ab137ffed335ea2c7
PDF
Publication paged7592c054ac0f45a3c13cb8eb78f8ab2c9e564f3f7978da1cd5e98595317ff22
Manifest7043ea0775dbf57873e8c1e0fedd5fbc654cd27eadf00aeab26444e8165d860c

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
SignatureTzg4Mfg64oz/2sTn6gg9ESi6BYdyQA9xKj0yxiYQTndhOrkiQ9DZ0UcpWItEtS3X1XmKvTmaUlvzQeSnTB/aCw==
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

2026-09-17T09:31:25.812934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098243
observed d7592c054ac0f45a3c13cb8eb78f8ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.793832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098243/manifest.json
observed 7043ea0775dbf57873e8c1e0fedd5fbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.774591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098243/publication.md
observed 02e613be22beb05868aad2ea0fd4c957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.755423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098243/publication.txt
observed fc0ecc2befe7627fd2cfd0ce7b9e3260...
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.