OpenTechnical

OT-2026-000006754

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, ejector fed, contact triggered, vented 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-2026-000006754) never changes.

Identity and time

Publication numberOT-2026-000006754 · never reused
Internal UUID01a0a966-46ce-7f67-a0e2-a5ad6c4b3430 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:47:27.441284Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006754
StatusPUBLIC

Content hashes

Canonical texta4afc93ad318f46ef252b1c9d2b513a7f6958554bcacd58d99fd4d223846c69f
Markdownae8f3d20f2ed880afba392240c3cd4b1219688f064ad106f5155b01afbcf38d3
PDF
Publication page5179f7c9dec940838a5c5ca0b43a74d1bcc48cf7f2c87a476c064c43f1f8ce06
Manifestafb1ffd83c8000a010f748427603603478ef37f5c2317448802d314d85af2252

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
Signaturea3zRPOIj52EPp+jzWWRx1ELoC/FgDOPp8eyEA9VpOwm/mI7lbGiWsflfSN9bs9IVhBrE12fUjv3Rj7U6x4hQAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T08:50:09.985999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006754
observed 5179f7c9dec940838a5c5ca0b43a74d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:09.972921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006754/manifest.json
observed afb1ffd83c8000a010f7484276036034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:09.960327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006754/publication.md
observed ae8f3d20f2ed880afba392240c3cd4b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:09.946312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006754/publication.txt
observed a4afc93ad318f46ef252b1c9d2b513a7...
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.