OpenTechnical

OT-2026-000086855

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000086855) never changes.

Identity and time

Publication numberOT-2026-000086855 · never reused
Internal UUID01a0ae9a-80a4-7687-abe6-bf0a67a678c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086855
StatusPUBLIC

Content hashes

Canonical text5abfe4301b26bf74cc41ae63483d6498d1b376a4e9cc0cb2244f6f22b348fe10
Markdown25bb518b817840ff0524eba84f54b2d79146aa7be51d2412fc9bf07e470a2b86
PDF
Publication pagebac7c83bbe175ccbcedc81eacaa0e0a5808dfdbe0eeb077149ee0b9263460060
Manifest62de0d88047ae85bbefd90682bb23deff1e8d5d665f39bb9d9c0d8846d6476b4

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
SignaturehfL0rncn0TzsOdCJtVm8EgzXR3XVNUNhIYWlATnz+PvjHaWrcMNT2C6lcK+jMOJCKHx2AKvyKX/jtIQx5Ax+Cg==
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

2026-09-17T09:51:41.435063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086855
observed bac7c83bbe175ccbcedc81eacaa0e0a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:41.418486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086855/manifest.json
observed 62de0d88047ae85bbefd90682bb23def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:41.402816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086855/publication.md
observed 25bb518b817840ff0524eba84f54b2d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:41.387850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086855/publication.txt
observed 5abfe4301b26bf74cc41ae63483d6498...
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.