OpenTechnical

OT-2026-000047676

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000047676) never changes.

Identity and time

Publication numberOT-2026-000047676 · never reused
Internal UUID01a0ae7f-c41f-7257-a618-0369963637b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047676
StatusPUBLIC

Content hashes

Canonical textf0460c45921583b689a4d0f2f1c54a0a0bd494791abbc76855f016b4f081690a
Markdown7930a220226e1f4d9fab1a93b84ec3d9f890f78ba57f76411527751487428cb2
PDF
Publication page20e8bfd5fe6f6c8655070a1c0648e40cd7eed73fc48949223aad72cc1082d48d
Manifestc7c239ccb8add5a13ed1593c379686ee1d44f47afe63331701112ba6165709cc

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
SignatureNc1mrKar0ZiSjq4SsRJGDnQHY2UyEXPRZbqrDkN8SbrREBgmSnIniK37JdiqXkcv6jlZj6kxqJVGMPG7iqdwAw==
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

2026-09-17T11:05:31.302816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047676
observed 20e8bfd5fe6f6c8655070a1c0648e40c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:31.282179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047676/manifest.json
observed c7c239ccb8add5a13ed1593c379686ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:31.260537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047676/publication.md
observed 7930a220226e1f4d9fab1a93b84ec3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:31.239032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047676/publication.txt
observed f0460c45921583b689a4d0f2f1c54a0a...
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.