OpenTechnical

OT-2026-000025666

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000025666) never changes.

Identity and time

Publication numberOT-2026-000025666 · never reused
Internal UUID01a0ae71-9bc9-71d6-b5c1-31687d4d6813 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025666
StatusPUBLIC

Content hashes

Canonical textc3e6883f1a004ce3fa4bd52547e2ea5e4fa74e64dd37b43ceac93c08aeb97683
Markdowna2ba8591b294717ce7c0ce77cb2ea099c5dc6f71d582a8db5dbc153abe348088
PDF
Publication pagee660389732f231640cfef417c4046652c25a178827a5a40e23cc1534ef11ab61
Manifest7edfdfb690ea1e4163f3ba2294e23a70999557859e0a737b890c36b806cfa503

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
Signaturel7H6SD+Pcp/7ZVvv/+hmPEQt4kqzBnvrE1kqPzugGqbEP8Rrrghad7LH+U6Py+4jn76ZAaQWpl66a3EXGq7fAg==
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

2026-09-17T11:46:49.244498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025666
observed e660389732f231640cfef417c4046652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.227571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025666/manifest.json
observed 7edfdfb690ea1e4163f3ba2294e23a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.210884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025666/publication.md
observed a2ba8591b294717ce7c0ce77cb2ea099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.194167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025666/publication.txt
observed c3e6883f1a004ce3fa4bd52547e2ea5e...
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.