OpenTechnical

OT-2026-000022167

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three 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-2026-000022167) never changes.

Identity and time

Publication numberOT-2026-000022167 · never reused
Internal UUID01a0ae6f-f4fc-7f79-be0f-dcdccca86e27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022167
StatusPUBLIC

Content hashes

Canonical text9a39f4be0796309cc148ab9761f44a0115567e2a7a635b0146146a68e23e1fde
Markdownf7fdd280b702ac26a58fa9d7f7a3f12cf41b863ca8df165728438cbf7a6e4a11
PDF
Publication page45e58712e29b871874b2d5390b5610351e8cd07fe69a5e96264d96846827b5b3
Manifestac6a9ede10e910c5c42502106ccd363018ba95f2ba45f5062bced6f717467c93

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
SignatureLPq/UhxvnIZmk7ZeFXVjCB4SyNIxhWEwi+qzD06iT3ytTIJe3sF/k/0yRkt3vB8VTkv+OI+6aH+kbhjU7MMGBQ==
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

2026-09-17T11:52:50.858650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022167
observed 45e58712e29b871874b2d5390b561035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:50.840868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022167/manifest.json
observed ac6a9ede10e910c5c42502106ccd3630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:50.822604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022167/publication.md
observed f7fdd280b702ac26a58fa9d7f7a3f12c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:50.804882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022167/publication.txt
observed 9a39f4be0796309cc148ab9761f44a01...
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.