OpenTechnical

OT-2026-000102312

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, pulsed blow-off after 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-2026-000102312) never changes.

Identity and time

Publication numberOT-2026-000102312 · never reused
Internal UUID01a0aea4-50f3-7f4d-8eae-b116941bb52f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102312
StatusPUBLIC

Content hashes

Canonical text8603562a058e8d91ec72f99cc984ec0b7e72e694dc5c6b59785713f00cabc6a9
Markdown49841950e1287e8499a5d306e058042930ee9cc659bfab239aa01e1523e62107
PDF
Publication paged78e340e696acb41f05fd7d9a89e3f4901a53db3e18fecd12bd8da441531cf45
Manifeste4573e0754a31c39b1f7ab36e7da17f3e4687e0e334c1d71a606144309e32ea4

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
SignaturemnNgejo0u0xOgMaymIpHNDjKFPnpeINgodxFHnaxZJM6GgMYhHSWlQZLRWbO6HRu36HmZGKt3Ug1aH0MQc0MCA==
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

2026-09-17T09:25:30.505397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102312
observed d78e340e696acb41f05fd7d9a89e3f49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:30.486719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102312/manifest.json
observed e4573e0754a31c39b1f7ab36e7da17f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:30.465173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102312/publication.md
observed 49841950e1287e8499a5d306e0580429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:30.442770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102312/publication.txt
observed 8603562a058e8d91ec72f99cc984ec0b...
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.