OpenTechnical

OT-2026-000045247

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000045247) never changes.

Identity and time

Publication numberOT-2026-000045247 · never reused
Internal UUID01a0ae7c-f76a-790a-be38-c1e447e751c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045247
StatusPUBLIC

Content hashes

Canonical text54d9c07835b70cdec428e96706e46438b14e0b11de28a60908babfe9f5c8b415
Markdown791dd8d38879f2128228daf5dca328702f5811d8161d5faef8d213f89495f54b
PDF
Publication page34961c5a702d55cbdf4800c3a3413c4e59ddddf3acd2c1c87cea0f21cdd08980
Manifest5603c0d3932d764661035680a6ffcf758c75fedf5f66545353cb0919f3d66b3d

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
Signaturec1NY1HQfS+7cNpm6ZXXLY+8liDGBcZRJnh+q6rRVzWA6Uln03J/akqZUcSRtm0EyMfBfz/qVZJ4mtVLeWwFGDQ==
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

2026-09-17T11:10:27.001635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045247
observed 34961c5a702d55cbdf4800c3a3413c4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.983092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045247/manifest.json
observed 5603c0d3932d764661035680a6ffcf75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.965279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045247/publication.md
observed 791dd8d38879f2128228daf5dca32870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.948152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045247/publication.txt
observed 54d9c07835b70cdec428e96706e46438...
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.