OpenTechnical

OT-2026-000023327

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed 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-2026-000023327) never changes.

Identity and time

Publication numberOT-2026-000023327 · never reused
Internal UUID01a0ae70-7268-7391-9d04-d7ac2180c1f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023327
StatusPUBLIC

Content hashes

Canonical text4489ce20f6bd36a533d0dc80e863fe0cdac7a9a3c67719173c613bf355269850
Markdown85644c712076438146a1e8ac5e2365ddde2fb12204fd6b3ca0adca89c8409cc4
PDF
Publication page24fc6166b2aaeb59c14126b146a58ab1f20613e7070e20dc25057910ac5fad3b
Manifest006f1296b7ddd1697f4b395525d28a751f38f24e1bc4193be72dfaafc4dd9601

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
Signature5ZzpBXJMbFAl8k/qyXqrAMAXT8Qa09ioBe3y0D/i8rXfZjKsfjAhLdMR76Bd5NeqWDFsyHPtiHYwnoWT6DX7DQ==
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

2026-09-17T11:51:24.888661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023327
observed 24fc6166b2aaeb59c14126b146a58ab1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.867543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023327/manifest.json
observed 006f1296b7ddd1697f4b395525d28a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.850584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023327/publication.md
observed 85644c712076438146a1e8ac5e2365dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.830594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023327/publication.txt
observed 4489ce20f6bd36a533d0dc80e863fe0c...
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.