OpenTechnical

OT-2026-000011994

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, pulsed 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-2026-000011994) never changes.

Identity and time

Publication numberOT-2026-000011994 · never reused
Internal UUID01a0ae6d-1943-7ae8-9947-088ec91abe17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011994
StatusPUBLIC

Content hashes

Canonical text14cfbcceac20dd076531b61a39170f087b23b38dfe36f44e2b36c05c99e2865d
Markdown7a36ed95d4f8b439f4deca0e50533527b27b251baed7ed4c7e106bf526b3bfc0
PDF
Publication pageb6969d0459a6a62e6a102bebf30363182904ab638acca549b42bdab21012dfc0
Manifest945324b3f5cc64b0b852152114eef00116389d8f95a7824725d20a9a437291c4

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
Signature18fIiAKI7hVcGlE5Wx43/9MNlHquA9aN8nA1excwBzEKNCw5ufsObqvZs+9jyNzjMlywkmJf4gGRJZy7GcziAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:51.396523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011994
observed b6969d0459a6a62e6a102bebf3036318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:51.376651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011994/manifest.json
observed 945324b3f5cc64b0b852152114eef001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:51.358533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011994/publication.md
observed 7a36ed95d4f8b439f4deca0e50533527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:51.339001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011994/publication.txt
observed 14cfbcceac20dd076531b61a39170f08...
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.