OpenTechnical

OT-2026-000104350

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000104350) never changes.

Identity and time

Publication numberOT-2026-000104350 · never reused
Internal UUID01a0aea5-3421-7147-bf4b-86b3f9af3863 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104350
StatusPUBLIC

Content hashes

Canonical textdb8e7eadec9f12a4bae6391616354c41ec221858701706036eed5419b63cb0a1
Markdowna9cbf4daa7cb9320f1ae91f5a09362423d0e0d9cafb1563b53180dcbf7b101d1
PDF
Publication page8e7e020f741555ef2bd3b56f4db03de755ee20ed01e93181b5923bcb82fb12cd
Manifest9dedcc9be87bc326e269bec9024089f8c5c67523032b4c040795ee83aae53184

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
SignaturebLadJ2OoiIJgzLZ8bSAqGQ2c8lYledFNVoviG31gfe3mk6oyiQg5alR/SEqIDOO0IL/1RlTaB4MPPomnn5iQCQ==
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

2026-09-17T09:21:36.416885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104350
observed 8e7e020f741555ef2bd3b56f4db03de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.400842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104350/manifest.json
observed 9dedcc9be87bc326e269bec9024089f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.383072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104350/publication.md
observed a9cbf4daa7cb9320f1ae91f5a0936242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:36.365603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104350/publication.txt
observed db8e7eadec9f12a4bae6391616354c41...
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.