OpenTechnical

OT-2026-000030708

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, sustained blow-off before set-down

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-2026-000030708) never changes.

Identity and time

Publication numberOT-2026-000030708 · never reused
Internal UUID01a0ae74-3fb3-7429-9bab-6deeaf4e2bb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030708
StatusPUBLIC

Content hashes

Canonical text45cfb013416cc3a504c4276db2c067eb75b81af2b766c19a6d79a57f269b326b
Markdownb05242bbd1311de9ab4273b1c44decbcdbfe45aa69ae931dcc71bf6b65f6f813
PDF
Publication page9fc9e74bcae652b829286360946288e0e283fc328849ca23a5fcc0bf22231072
Manifest423ee1337eda6b10d5f1a506a57c923686f0a3988d0b1c082bbf4bececbe3de5

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
SignaturegL/EDnyejKPRc7wbsgi/AVoWQ+QG7sC0hSg22UEiaPzmglXm4AMwLBxu/J2/aetcH7k6ibo5Ya9cZM/rm/0JDA==
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

2026-09-17T11:36:37.801373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030708
observed 9fc9e74bcae652b829286360946288e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:37.782342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030708/manifest.json
observed 423ee1337eda6b10d5f1a506a57c9236...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:37.650418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030708/publication.md
observed b05242bbd1311de9ab4273b1c44decbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:37.631828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030708/publication.txt
observed 45cfb013416cc3a504c4276db2c067eb...
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.