OpenTechnical

OT-2026-000068903

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000068903) never changes.

Identity and time

Publication numberOT-2026-000068903 · never reused
Internal UUID01a0ae90-6dcc-7533-97de-40abee0a1427 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068903
StatusPUBLIC

Content hashes

Canonical text1e3c46b6cbdd6a89e1da374223cb2cfb574b9d72b2d0f1cc500a06d58d055e4c
Markdown986900823f21069be5ab4627bf33ed17155f10590873e33e6fa0631bacabaad0
PDF
Publication pagebcd3111d05f4fef278c18ba13fd85b9f276e3742b68d2d31f896708614a1cdc7
Manifest5960ff191b71eba5e8b9158cc470d115f78b2b666fec3aae8cd4add9a65ee2e9

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
SignatureSJn9sTWcclVWXt+PvGizWzKToL1bHZCthkYqIaOFXkhyCpZpp4k2tSH/m4YAAlHvqoznPiiRVQ+uRnwYGeLUBA==
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

2026-09-17T10:28:43.570807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068903
observed bcd3111d05f4fef278c18ba13fd85b9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.551118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068903/manifest.json
observed 5960ff191b71eba5e8b9158cc470d115...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.510740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068903/publication.md
observed 986900823f21069be5ab4627bf33ed17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:43.475645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068903/publication.txt
observed 1e3c46b6cbdd6a89e1da374223cb2cfb...
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.