OpenTechnical

OT-2026-000076410

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000076410) never changes.

Identity and time

Publication numberOT-2026-000076410 · never reused
Internal UUID01a0ae94-6a70-79a2-b5d9-1cc0ab0501c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076410
StatusPUBLIC

Content hashes

Canonical textef69a4b1121586820e1040ad1095264784efe6e63a4005afd0a82be732d7bb35
Markdownf0e84bfd367ff742b6fc5a4d843028965f6b5c050e839880342ca52619fbfeed
PDF
Publication page9efcc8d97ded9a47a79851212c8e8544a76130397dc7e2442d5f5aa83565fee5
Manifestee8fcb37b5b25f6603a6c1c71dba4a31429d67630dad32283b6a6b8746f5856d

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
SignatureiQ2nXfwRdQwnpj8kH+H0Id3I7sVVx/Avvq6IWxP2X7RgtPAInniI39L5mR/VVcW3qw6TIUStHBNE/HMG7WYOBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:21.499478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076410
observed 9efcc8d97ded9a47a79851212c8e8544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:21.480097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076410/manifest.json
observed ee8fcb37b5b25f6603a6c1c71dba4a31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:21.462251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076410/publication.md
observed f0e84bfd367ff742b6fc5a4d84302896...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:21.441518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076410/publication.txt
observed ef69a4b1121586820e1040ad10952647...
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.