OpenTechnical

OT-2026-000032067

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, pulsed 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-2026-000032067) never changes.

Identity and time

Publication numberOT-2026-000032067 · never reused
Internal UUID01a0ae74-bad3-7e44-83b7-722d18b07564 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032067
StatusPUBLIC

Content hashes

Canonical text4487ff04eb8e6079709796469802522d6aff71d9a37429d7abe59d63f4db1811
Markdown08f1d0098aa9be0bdc368a593e137ef53b7e58d070281e97e78010ec45b3a547
PDF
Publication pagef9288bd6d40d4a659cebf8953295e2e2fda550159584b84658e699762159c47e
Manifest405c4aef9d6199bef65d2cf3fd21eccabc475b5fe1f2701dee8cf50ab173bc84

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
Signature0zWSFOz5zkOEFVLCFY5O6ZODwnX9t3SkA8ibncyVZT6G410fzWZFsLJ6KTtFbf5nOdomQrSUzGJgzTWnTSftDA==
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

2026-09-17T11:35:29.205644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032067
observed f9288bd6d40d4a659cebf8953295e2e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.188128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032067/manifest.json
observed 405c4aef9d6199bef65d2cf3fd21ecca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.170333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032067/publication.md
observed 08f1d0098aa9be0bdc368a593e137ef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:29.152835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032067/publication.txt
observed 4487ff04eb8e6079709796469802522d...
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.