OpenTechnical

OT-2026-000046629

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000046629) never changes.

Identity and time

Publication numberOT-2026-000046629 · never reused
Internal UUID01a0ae7e-57de-779b-9d23-1292c20887db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046629
StatusPUBLIC

Content hashes

Canonical text6cedd0d6e8e3eb72c5e0107598fff1ae90c4d3369e64dc66459514b8a77e5868
Markdown20102b4c8953c132b847648e128f13e7acf8899ae43d9139af667125e0625369
PDF
Publication page79e68489815af3d32eb77d1c5e29e02a20c9ae64d400097d1834ca99bfcd59cf
Manifest1226f797a32308bc160300a0999f5b86bb0db94c520e65730f9fc680009b590d

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
Signaturey9JzaeTMMCUX8eDamh9+FCVg4vaDU0qQOf5R0ArS4i6bul3YkRZfEL5UozZSqs71ZKUzzHQprPWr4gMMQmqACg==
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

2026-09-17T11:08:42.906602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046629
observed 79e68489815af3d32eb77d1c5e29e02a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:42.887856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046629/manifest.json
observed 1226f797a32308bc160300a0999f5b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:42.868657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046629/publication.md
observed 20102b4c8953c132b847648e128f13e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:42.850657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046629/publication.txt
observed 6cedd0d6e8e3eb72c5e0107598fff1ae...
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.