OpenTechnical

OT-2026-000084698

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000084698) never changes.

Identity and time

Publication numberOT-2026-000084698 · never reused
Internal UUID01a0ae98-e25d-7d7b-8dc9-610211237a6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084698
StatusPUBLIC

Content hashes

Canonical textaaf9b2a193084cd310965656d8b27da2dfbf4d1157df8c4510012c0b9d7a9aa2
Markdownff9cabfe2f0d7b7294349b1ee66e9348c62ef4ea66a320fb12f07dfa0ba34e84
PDF
Publication pagee3a3d66704d1dda9d36ccea47eeaec39436ad8424207a161e662588122182fc5
Manifest10e29055bdbbaa861cad5d5433e5dc17d80d0e5d751d964308822f5ea6c2d1cc

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
SignaturelLh7VVQbWkXXqNf5xjcLYa0j8+OMngVB+KwFUtGotyGbZ3AfsMSRjyk7edDGMMYg3eKLBp1JoOhMPTOyteZGDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:37.771805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084698
observed e3a3d66704d1dda9d36ccea47eeaec39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.753870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084698/manifest.json
observed 10e29055bdbbaa861cad5d5433e5dc17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.736852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084698/publication.md
observed ff9cabfe2f0d7b7294349b1ee66e9348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.719146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084698/publication.txt
observed aaf9b2a193084cd310965656d8b27da2...
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.