OpenTechnical

OT-2026-000050118

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000050118) never changes.

Identity and time

Publication numberOT-2026-000050118 · never reused
Internal UUID01a0ae81-fd79-7cd0-be1b-8501f705fdaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050118
StatusPUBLIC

Content hashes

Canonical text041330e73049e7593f837bd38237d85c34dc98737129dc98833d4af45ea12be8
Markdown21e61b7c4f52119bbade4ae60b949a4d6bfb068ab599cd89efe292b38edb8ddd
PDF
Publication pageecd6767694c93dcb8d84c4e05d1c84d457b04f0510744043b329133d0044a364
Manifestcf253e3102c20fd3a0e2e6e8b83372b852b9f06718c2578ef08fe8a5a03bc458

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
Signaturewr6o2cMnW4vmRbqG1jzKnd2O+tkYm07AO5abjOyM3SrpJFWovTniDJdpK+tUb/oDIODRpPI5yEZZbIbgACNPCA==
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

2026-09-17T11:02:07.369853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050118
observed ecd6767694c93dcb8d84c4e05d1c84d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.350800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050118/manifest.json
observed cf253e3102c20fd3a0e2e6e8b83372b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.332713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050118/publication.md
observed 21e61b7c4f52119bbade4ae60b949a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.315868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050118/publication.txt
observed 041330e73049e7593f837bd38237d85c...
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.