OpenTechnical

OT-2026-000030355

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000030355) never changes.

Identity and time

Publication numberOT-2026-000030355 · never reused
Internal UUID01a0ae73-e501-70d6-96bd-e14f74d58703 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030355
StatusPUBLIC

Content hashes

Canonical text7dad45d41191269bf1a6b53c8c751ec368ad2968e9cd1aea09ec9bdf92bfa014
Markdowne0b56a6ab88c68f04b86a9de3898495fa6ea414341bbae86b0318b5888679257
PDF
Publication page2fcf4b118bf4433e41a93fbf73d2925a9f49251140ffa13c8a98f60cffe1a44e
Manifest60a25f1c4e6d47b8996e07c94c748bb8f57f1b3ba13160a79073ef5ca1877f8f

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
SignatureUq0e1ORxbSHqK//hHdISMyTA/ytv0kebx1Ofo4gqDdPy9aS/mXaz9MujLvhIWvnl/11nfv3oCqPBeYZ018uJBw==
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

2026-09-17T11:38:03.992996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030355
observed 2fcf4b118bf4433e41a93fbf73d2925a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:03.975199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030355/manifest.json
observed 60a25f1c4e6d47b8996e07c94c748bb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:03.935942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030355/publication.md
observed e0b56a6ab88c68f04b86a9de3898495f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:03.901453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030355/publication.txt
observed 7dad45d41191269bf1a6b53c8c751ec3...
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.