OpenTechnical

OT-2026-000010846

Publication integrity record

Single cup vacuum gripper, common isolation valve, three 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-2026-000010846) never changes.

Identity and time

Publication numberOT-2026-000010846 · never reused
Internal UUID01a0ae6c-540d-7dfb-a100-faf6008c2c36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010846
StatusPUBLIC

Content hashes

Canonical text90ac633b023b22a9daf7725710542e297a2df35487e1939d68c1ea6cb1df9c05
Markdown266b18494dc932bbb1ac5f9ddd3dd637364e995faa44fa02d3f9c2aeaa55cc9a
PDF
Publication page651ecf80329726e1dd55cb01249b25f0a77f7be2c49644ea19b6de3e14271135
Manifestea19c5c2cc61275356585fe5e2e626b6702997326b1e522509e5c120745f2c97

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
SignaturedTeiNmoYcZDcEmeZMF7qFkarybvVEt6Naa7kAXocVK4vOTrMyt7g8Ls2N58tFFH3Xjzt06S2N8UETxjw1nkuCA==
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

2026-09-17T12:13:36.167501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010846
observed 651ecf80329726e1dd55cb01249b25f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:36.148838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010846/manifest.json
observed ea19c5c2cc61275356585fe5e2e626b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:36.128719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010846/publication.md
observed 266b18494dc932bbb1ac5f9ddd3dd637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:36.110297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010846/publication.txt
observed 90ac633b023b22a9daf7725710542e29...
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.