OpenTechnical

OT-2026-000085258

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000085258) never changes.

Identity and time

Publication numberOT-2026-000085258 · never reused
Internal UUID01a0ae99-aaa9-7720-a62d-38e55617f55f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085258
StatusPUBLIC

Content hashes

Canonical textefdaa3edd2a7213c2ef1f513fa06bc2af5aee23fee789fa4bd6b5fc5a4675fae
Markdown08565b5a172e78e63fa1d5e4127f3961480f65458710c3a0b5c21f435de42ef2
PDF
Publication page80b5483578ba0f685905e2c2e276399c278e7c28e6a9d58a7bcf3f6a73d954fc
Manifest5980c30385aee346ad9156d533b57795bc625321a2d3fa755af2a60b58f55d6b

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
SignaturetrFvmlBKjYheKiyhse22pmpzAKKoKmxWNDwavpClbO/IE1elSbu2eimgGe9pS9DhbVxZS4RKZ+RaJ56G01uvCw==
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

2026-09-17T09:53:57.578535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085258
observed 80b5483578ba0f685905e2c2e276399c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.558702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085258/manifest.json
observed 5980c30385aee346ad9156d533b57795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.491703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085258/publication.md
observed 08565b5a172e78e63fa1d5e4127f3961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.366061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085258/publication.txt
observed efdaa3edd2a7213c2ef1f513fa06bc2a...
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.