OpenTechnical

OT-2026-000095602

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000095602) never changes.

Identity and time

Publication numberOT-2026-000095602 · never reused
Internal UUID01a0ae9f-8f75-7690-8d73-3b910852be12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095602
StatusPUBLIC

Content hashes

Canonical text745625cf7217b5e047b5aa6df8db88fabd21a5e531c7561c35718c2105de586e
Markdown1d470897b3cb73da3ca9962a4ffd09eb070c891ed84e75f57aeaf4c69a487932
PDF
Publication page2fe7dfc04df451d4a364a917baed2d6bf1eaa1aea5569499364ddbdc913b3552
Manifestbf428d57081aee31cdc4bfc3e6e8f4ba176df5895291245111cde522c0ce45e6

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
Signature4KdHml6nV+OU4RdiGzUsb3wG6jsdCdss1qJHf03QHAiHn7c16Ev0rS5wjW4ZC4212krHb5kEC/KMiOPHyO+VBw==
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

2026-09-17T09:37:01.457034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095602
observed 2fe7dfc04df451d4a364a917baed2d6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.442014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095602/manifest.json
observed bf428d57081aee31cdc4bfc3e6e8f4ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.425567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095602/publication.md
observed 1d470897b3cb73da3ca9962a4ffd09eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:01.408845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095602/publication.txt
observed 745625cf7217b5e047b5aa6df8db88fa...
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.