OpenTechnical

OT-2026-000006158

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, ejector fed, pressure verified, plastic cups, three fold

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-2026-000006158) never changes.

Identity and time

Publication numberOT-2026-000006158 · never reused
Internal UUID01a0a951-4f66-7df2-bd38-ea3be8ccbda1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:24:33.385779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006158
StatusPUBLIC

Content hashes

Canonical textde1d78aca3fcacffc4544e413d90591e6cb2ab22f1929fc2825f0cf235547df4
Markdown5dbf4cf7f13009e735b366a489a793cb03d7538d90747f4a64e2f48715866096
PDF
Publication pagefec1fdd0e796da5864b39a774c7fccb1def5645631a10ebcb64aa351778d4c2f
Manifest1565cb4c6451b5d390d7a80c393e77f89c40f213a771ac473a2a0cfc823890e9

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
SignaturedpKdKrqa8+a1TrYWgdC0yxJglsvIlbgUJ7pGqRt1E7Pu1vTMMvHJtAv6BI/IzLQF7O/1KE1vFEMRY743BPbwCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:20.984749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006158
observed fec1fdd0e796da5864b39a774c7fccb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:20.970679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006158/manifest.json
observed 1565cb4c6451b5d390d7a80c393e77f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:20.958151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006158/publication.md
observed 5dbf4cf7f13009e735b366a489a793cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:20.944799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006158/publication.txt
observed de1d78aca3fcacffc4544e413d90591e...
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.