OpenTechnical

OT-2026-000017199

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, 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-2026-000017199) never changes.

Identity and time

Publication numberOT-2026-000017199 · never reused
Internal UUID01a0ae6e-76c7-7072-b900-0d9adc6c7cc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017199
StatusPUBLIC

Content hashes

Canonical text57bbdcba6498f4da81d70068bc7c1b98ad9461cd9f223a550fb50a1ad5b3a53d
Markdowne18d086b5930ac9dc6f87cdc86a3b0a3ea17a2ac8160cbe7e273fe2be9475692
PDF
Publication pageea0582d52a77b1c43ef06a059bad8bce87acb138b0d526ae36a2d62c12ff772a
Manifest4cb7633fe2cf08bb3f73e28a773403224cd7570bd766bb35735f80366a605364

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
SignatureSz8yZ55VTNfYuVt/RkzyPS8eFsrYq+JRCtAKvkDG4Y8IkPHdpoOk8rZLts8Qlj77TbRzMZGcxmQV3SZ4SCwXCw==
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

2026-09-17T12:02:16.360546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017199
observed ea0582d52a77b1c43ef06a059bad8bce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.344430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017199/manifest.json
observed 4cb7633fe2cf08bb3f73e28a77340322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.328365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017199/publication.md
observed e18d086b5930ac9dc6f87cdc86a3b0a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:16.311494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017199/publication.txt
observed 57bbdcba6498f4da81d70068bc7c1b98...
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.