OpenTechnical

OT-2026-000014010

Publication integrity record

Foam pad vacuum gripper, single stage ejector, 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-2026-000014010) never changes.

Identity and time

Publication numberOT-2026-000014010 · never reused
Internal UUID01a0ae6d-8dea-7950-bfe5-b49d4775892a · 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-2026-000014010
StatusPUBLIC

Content hashes

Canonical text401caf5693afc051ad2cb4f5f977b47988418b37fa778b50ea7be64b1d8a8262
Markdown18871ca4eabcbe506cbc5965120fa0a7b40b6a2b58bbb857d99d87c93d802107
PDF
Publication pagef8b8a8919f69da4f0455414476e9abda3bcf4e84e8f1b857d37c34131bae8713
Manifest7b5e0af27af47c2b9b0efff08ec22647836f0bd5e3eb8b0a1cbf10b6867e6d23

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
SignatureSULQU9Iq0eZOSFb+2oNylWZrfdNhvBNqOyLw2JsYqQJZxVPyIdeDNgcUyV+VFhoxa+oB/iGjPhPOmnnrBAmUAA==
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

2026-09-17T12:09:14.105228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014010
observed f8b8a8919f69da4f0455414476e9abda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.085714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014010/manifest.json
observed 7b5e0af27af47c2b9b0efff08ec22647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.066383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014010/publication.md
observed 18871ca4eabcbe506cbc5965120fa0a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:14.046401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014010/publication.txt
observed 401caf5693afc051ad2cb4f5f977b479...
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.