OpenTechnical

OT-2026-000032329

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000032329) never changes.

Identity and time

Publication numberOT-2026-000032329 · never reused
Internal UUID01a0ae75-106d-791f-b917-57ecd5c0498d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032329
StatusPUBLIC

Content hashes

Canonical text997f5d4e6a30bca63f60eadeec89f572a239c3e4545d14b86bee17327b745e6e
Markdowndb05b0ed23eb65278b3c5d86191ce830d5dcd6d7a3591800293f880de17cbb48
PDF
Publication page96eae3712bcc60e3c536d29595ace3d2a2050754a34af76ab6c46b956208c11c
Manifest1b88afd2308c4a4e27f967b2d0c1b5eeb34b12d857040d3aaadef30cc387fa55

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
SignatureAlur+Kt0PO+ChmxgKuORoXHulwkiuKB8DM7DlB8prV4y7gKWzwlwvpa2/EGjTFGTU9X26Y4vcBkMYKzvT+M3Bg==
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

2026-09-17T11:33:10.267900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032329
observed 96eae3712bcc60e3c536d29595ace3d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.241641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032329/manifest.json
observed 1b88afd2308c4a4e27f967b2d0c1b5ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.214962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032329/publication.md
observed db05b0ed23eb65278b3c5d86191ce830...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:10.185734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032329/publication.txt
observed 997f5d4e6a30bca63f60eadeec89f572...
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.