OpenTechnical

OT-2026-000051532

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000051532) never changes.

Identity and time

Publication numberOT-2026-000051532 · never reused
Internal UUID01a0ae83-7c81-7339-98b4-078592bf26b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051532
StatusPUBLIC

Content hashes

Canonical text338c166ffdf5604bb5dea46e6266e3d5e3dceefae73138ec5d3505d90aa02332
Markdowne3cd96332de335f2b92fd3fecc75aa1e53cc5f7ce53f436a553b7f1382437159
PDF
Publication paged646c799bd1401d9181adbec01b16b535d755bf3c74b650d0df0579c411c943e
Manifest683f996585b8b8c0ec2da22aab1399db2eb3959409fbb33589d7796494f3c6d0

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
Signature5ORqVwnZ8306d4+iSqxP5ZHqfTfKU7QYsFmqj6BgGYT+PEy9kNQzgFMrpunU5mPzq53Bbm1J+Q1uCuoUq1PaCA==
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

2026-09-17T10:58:21.600055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051532
observed d646c799bd1401d9181adbec01b16b53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:21.581676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051532/manifest.json
observed 683f996585b8b8c0ec2da22aab1399db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:21.562383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051532/publication.md
observed e3cd96332de335f2b92fd3fecc75aa1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:21.543786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051532/publication.txt
observed 338c166ffdf5604bb5dea46e6266e3d5...
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.