OpenTechnical

OT-2026-000098798

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000098798) never changes.

Identity and time

Publication numberOT-2026-000098798 · never reused
Internal UUID01a0aea2-42af-74b3-9f2e-397e9e379703 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098798
StatusPUBLIC

Content hashes

Canonical textf1cdd0f56357ccee3c6d71d21465e0915783d93423a71680837499f5fe92704c
Markdown8364973faebeed2fc287771566f56ca17e2336f4977958129b14deeb55be6c8b
PDF
Publication pagecff097b420934e5f0bb827f8f5dff74b658f3e96efdb586a9493d175718c0cb4
Manifestffac712584beef06daefa14cd5ef41cc8c1f9206bc712baadb628013510a117b

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
SignatureGiC+HImP9ckzq/syp3yRS5/8Z1tU3OYQ/f3I9iI3Gkb4KfefH9lQtgkgWIVZ94XkqImC6JBHuDcURJPpSHbPAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:07.613797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098798
observed cff097b420934e5f0bb827f8f5dff74b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.595666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098798/manifest.json
observed ffac712584beef06daefa14cd5ef41cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.578496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098798/publication.md
observed 8364973faebeed2fc287771566f56ca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.558365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098798/publication.txt
observed f1cdd0f56357ccee3c6d71d21465e091...
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.