OpenTechnical

OT-2026-000039452

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000039452) never changes.

Identity and time

Publication numberOT-2026-000039452 · never reused
Internal UUID01a0ae78-9675-7479-b688-12015cc30322 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039452
StatusPUBLIC

Content hashes

Canonical textb19dfba13f516ed45afc659d441196c5483b702c10b49ea7aff6148046f5da61
Markdown89b5099536f0e1bfc7601791ed065d13c3aa4d989ecd8d94c582a5ce40a55d2a
PDF
Publication pagea66dc65df9eb284f06ec6b242058b877e5e2a4120a343ed1a33c947e30c293d5
Manifest59981c6ec40fb586f4f3ea33f1286b05e528f43a7b1e5d495f932be134762d0c

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
Signature9deIgeRp26tE22aGvFIIK8RaaVFXuWp5tzjwuumPrTu0aXolj4Vc4NxdZ3QEtpmN0HGdJvn9aK+g1Kkjd6jkBw==
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

2026-09-17T11:21:04.336629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039452
observed a66dc65df9eb284f06ec6b242058b877...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.318566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039452/manifest.json
observed 59981c6ec40fb586f4f3ea33f1286b05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.300448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039452/publication.md
observed 89b5099536f0e1bfc7601791ed065d13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:04.282999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039452/publication.txt
observed b19dfba13f516ed45afc659d441196c5...
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.