OpenTechnical

OT-2026-000048302

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000048302) never changes.

Identity and time

Publication numberOT-2026-000048302 · never reused
Internal UUID01a0ae80-4de3-738b-b9dc-572e69b5a995 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048302
StatusPUBLIC

Content hashes

Canonical text32a43b2662cb200258704d7bda13a50be5dcd263e9f7c9f1a45a8befde4837ec
Markdown0d8ceae680c1f60c454fb8fff035b3d4e92b239d6af8dcc43b35f22f47a74379
PDF
Publication pagea24cb424143863fc39bec6eb04396631c6f870eedc71d5b263c5e5c54e038bb1
Manifestb878b008ac5a076a508c95fc08d28efe3c33eb9e8b948f31e40630921dfe2f03

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
SignatureBq73ZG8ceO/eAerlmxNBtXLl4BgHv9jQZUFXS3soSndT0w46Q6cBvnrxQSaw1/g9nk3nmjrMY+XmPc8CC65+CA==
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

2026-09-17T11:04:53.599817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048302
observed a24cb424143863fc39bec6eb04396631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:53.579760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048302/manifest.json
observed b878b008ac5a076a508c95fc08d28efe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:53.560235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048302/publication.md
observed 0d8ceae680c1f60c454fb8fff035b3d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:53.539526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048302/publication.txt
observed 32a43b2662cb200258704d7bda13a50b...
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.