OpenTechnical

OT-2026-000098786

Publication integrity record

Two bellows 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-2026-000098786) never changes.

Identity and time

Publication numberOT-2026-000098786 · never reused
Internal UUID01a0aea2-42af-7bbb-98ef-35cd5b6e02a4 · 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-2026-000098786
StatusPUBLIC

Content hashes

Canonical texte73bca150c3575574e81e7a12f38e569536fe00742a17a86878c80bd8da85a86
Markdown6cd4d2f2cb6e0618a38a693885308b809361e91938fa00d95852d16c8faa82cf
PDF
Publication pageaa4f995b9c6cd30f77504890a2fa1117ddd3a6971255a4a908b4fa024d68e5c7
Manifest5dc9163b8ec07ec91c3821fee3a23cc7655d34c7d6877d0b8b1c8ac4382ccc01

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
SignaturemDBNZGAiKBudbp+2HBCa2iw0Me48xRXcQ/tc6uyd3XyegUi/z2C89JOP6gLdN+yNoCu8XeAAH5+6q7/F6hfZBw==
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

2026-09-17T09:31:06.706327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098786
observed aa4f995b9c6cd30f77504890a2fa1117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:06.687135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098786/manifest.json
observed 5dc9163b8ec07ec91c3821fee3a23cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:06.669970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098786/publication.md
observed 6cd4d2f2cb6e0618a38a693885308b80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:06.653296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098786/publication.txt
observed e73bca150c3575574e81e7a12f38e569...
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.