OpenTechnical

OT-2026-000046257

Publication integrity record

Two cup vacuum gripper, two 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-2026-000046257) never changes.

Identity and time

Publication numberOT-2026-000046257 · never reused
Internal UUID01a0ae7e-57ca-73aa-b7f4-35e2b7b0cdfc · 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-2026-000046257
StatusPUBLIC

Content hashes

Canonical text5e49bc31b13c806158e6a5cec488acd2aceac142693c787a49179a799ec3ea71
Markdown0a0642490a8a4c55d137ddd83ad3d152d3b03d11a5c0d1bc8e48f73bd0e962c8
PDF
Publication pagee7f2fa805438ac93b0a4707071fa3c59e357b78d5d85eb8ce346c81bbd34b919
Manifest3298feee2eae8c6edd1eae7a60cb6bd9da7dcf11dc49586b6f3cef89433b3b4e

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
SignatureYnaspbMte3ZMttaXHpAvNkByhUZdYGcqrcetP+jzpYEYgA0zGGybkTcA/wZzVff1R0mNMz8QORuVnPNT1kwzBA==
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

2026-09-17T11:08:06.918716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046257
observed e7f2fa805438ac93b0a4707071fa3c59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.901469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046257/manifest.json
observed 3298feee2eae8c6edd1eae7a60cb6bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.880918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046257/publication.md
observed 0a0642490a8a4c55d137ddd83ad3d152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.863626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046257/publication.txt
observed 5e49bc31b13c806158e6a5cec488acd2...
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.