OpenTechnical

OT-2026-000014043

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000014043) never changes.

Identity and time

Publication numberOT-2026-000014043 · never reused
Internal UUID01a0ae6d-8deb-705b-99e2-18336cfe15bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014043
StatusPUBLIC

Content hashes

Canonical text8409970ce93f822d1c1f98393d20a9422232dcb79fddf2aafd64ef0a174b9a9f
Markdown43ea01342f3f45c7a593c6bb48a8a9bfd932bce84240f152447d8bc46bb8e758
PDF
Publication pageb6426df0fa2e15d51c503eb1f3ca8391acd957842ba10dd14b13a45d2e2a5f6e
Manifest0429b0a10f683bd7e10bf352c99a45b6ffcb3aed466ac05b75365149b2bd77a3

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
Signature7WgclWuoJAqDS8S+a5RGPpfhG0etZN86bsuu2nErc8jPcghxc3y+LexaPXnOgst7jrXRma1Fjjuoir6GL4RWDw==
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

2026-09-17T12:09:16.719640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014043
observed b6426df0fa2e15d51c503eb1f3ca8391...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:16.699869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014043/manifest.json
observed 0429b0a10f683bd7e10bf352c99a45b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:16.680199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014043/publication.md
observed 43ea01342f3f45c7a593c6bb48a8a9bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:16.660628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014043/publication.txt
observed 8409970ce93f822d1c1f98393d20a942...
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.