OpenTechnical

OT-2026-000095813

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000095813) never changes.

Identity and time

Publication numberOT-2026-000095813 · never reused
Internal UUID01a0ae9f-fac6-7c84-9eed-d9d7ca3ff884 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095813
StatusPUBLIC

Content hashes

Canonical text3b05da2eb9e05c7755e58a143a09de73dcc6b69adf5a19de7f5b6fc7dbfddeda
Markdown26547b754c69664435e8cb761e88db5d564d61a3c3098cd932a46221454b59d0
PDF
Publication page38b92fde0e5c3fc472a85da5a49aa295db353509f29a2e314b879a06c621c5e9
Manifest0e9d41b8399dff8d29a1af2e2bf5e8f660e58c1aa0454a63342256e9fbbee218

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
SignaturevhIWo7CX8Qs3bmLR86fbyT2XNeR2yg2ltLx5E9cr5kQPo0/eF9aiJ1APsCJU2LJvnwCrvRI9HTbxakNyui59Dw==
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

2026-09-17T09:35:53.492776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095813
observed 38b92fde0e5c3fc472a85da5a49aa295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.473908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095813/manifest.json
observed 0e9d41b8399dff8d29a1af2e2bf5e8f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.453856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095813/publication.md
observed 26547b754c69664435e8cb761e88db5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.433734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095813/publication.txt
observed 3b05da2eb9e05c7755e58a143a09de73...
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.