OpenTechnical

OT-2026-000009959

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, vented 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-2026-000009959) never changes.

Identity and time

Publication numberOT-2026-000009959 · never reused
Internal UUID01a0ae6b-cb79-7bc4-9dd1-d682cf2d258d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009959
StatusPUBLIC

Content hashes

Canonical text7f0789ee952f7b8501fb8a1e3cdd058444606dc2b3966ae0be14440dbce7a4d8
Markdown2835f3875f33fee11317fb691e9f5541a0320d0d786186a7ef020e55180bcce1
PDF
Publication page55cb20a04ed9fb77c3f36e29fe8c3b50347f32db71061492a1f220ce4b933e57
Manifest72838f2a9f0392ae6b226505834228393b4afaf1b1ff4092d18d690083181235

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
SignatureMYPi9CS9PqXwN3hpsebYibXJmxYZ+m+yN92KzsGa2CPhE6QtzjBCd1Mf5EyRB5DZaBtUcTYgE9E62vL1t/Y6Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:59.728273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009959
observed 55cb20a04ed9fb77c3f36e29fe8c3b50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.710532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009959/manifest.json
observed 72838f2a9f0392ae6b22650583422839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.691642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009959/publication.md
observed 2835f3875f33fee11317fb691e9f5541...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:59.672821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009959/publication.txt
observed 7f0789ee952f7b8501fb8a1e3cdd0584...
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.