OpenTechnical

OT-2026-000079699

Publication integrity record

Three bellows cup vacuum gripper, three zone face, pump fed, 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-2026-000079699) never changes.

Identity and time

Publication numberOT-2026-000079699 · never reused
Internal UUID01a0ae96-4375-78f6-b922-a3db25733492 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079699
StatusPUBLIC

Content hashes

Canonical text754f58271a7e97e8b27e347e606b2842f09a0abcda7204d35357cc14c30b9048
Markdown77b3c59b12845c6a115f5fe3589c96aceff0088c8cfeb35e6f1567a671d9a5f3
PDF
Publication pageef0f7e17d016c1407483d64492b8bebe2d37998119e4796c7f74064b331db570
Manifestb89734a74b5962e5f28457180688cd4e9e1453ed163d80aba467d4230648cac8

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
SignatureBg7aluk/D3Cq0OzuyUk9o8DSGzTZFOwxvKVEa/Z/7ts9U8oLXnfsPrt2Ld0vf0i2qXcGv6Yt4ZGlkbdy1DEkCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:28.372451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079699
observed ef0f7e17d016c1407483d64492b8bebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:28.354289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079699/manifest.json
observed b89734a74b5962e5f28457180688cd4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:28.335915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079699/publication.md
observed 77b3c59b12845c6a115f5fe3589c96ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:28.315545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079699/publication.txt
observed 754f58271a7e97e8b27e347e606b2842...
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.