OpenTechnical

OT-2026-000055952

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000055952) never changes.

Identity and time

Publication numberOT-2026-000055952 · never reused
Internal UUID01a0ae87-0a4a-76a8-be8c-676d901e254b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055952
StatusPUBLIC

Content hashes

Canonical text29267f3fbeadf962e79ea403b5e987c96bf98116a3b53f9acbf44f6ccdc139dc
Markdown7e6718bc694954262627c1a0a817235be633eb506eafad29dddde784570149da
PDF
Publication page833236df9663379b7e6dbd5881c6d24fcf3fbb871eb008d9f3def9153982f2ed
Manifeste80edb2de9c27c38f0ec34588e66aaa2da147393f1eeda95284441560b6d26fa

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
SignatureiwHu46EFfDCgABtfuK8gZWy+FB1QGTFdqfy1DKl2hTHe8y4u3+MOhUeOZHsEUXkI2idi9ksygmYFdoNmeJ/iCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:13.002387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055952
observed 833236df9663379b7e6dbd5881c6d24f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:12.983660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055952/manifest.json
observed e80edb2de9c27c38f0ec34588e66aaa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:12.964833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055952/publication.md
observed 7e6718bc694954262627c1a0a817235b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:12.947114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055952/publication.txt
observed 29267f3fbeadf962e79ea403b5e987c9...
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.