OpenTechnical

OT-2026-000038119

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000038119) never changes.

Identity and time

Publication numberOT-2026-000038119 · never reused
Internal UUID01a0ae77-f88b-7f18-b27e-375420185355 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038119
StatusPUBLIC

Content hashes

Canonical textb9524146fa246905dc935969c4266e480d73fe7b241ebae54d01756d0cdc4a5c
Markdown554c745c72539dc942f2dfedea20615540e1ea86a30eb457ffbbde04e4fd86a8
PDF
Publication pageec15a5ad797301290875ad8f2ade0ffc8144626f3a1c432614bcdf7ba669a7b0
Manifesta6d7e014731e5a4c75b0e7a705d5e1f85e839eeb9bc212de981fa1616fd6654b

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
SignaturevHVLHka4Yeqk2dv7nol4pSCf/jcVkym6qysQQMPt6qGv1IMp0WqFU0GYS5qM2E/5PwdXILW/BYSZ3Hd84FizCw==
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

2026-09-17T11:23:27.605375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038119
observed ec15a5ad797301290875ad8f2ade0ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:27.587327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038119/manifest.json
observed a6d7e014731e5a4c75b0e7a705d5e1f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:27.565109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038119/publication.md
observed 554c745c72539dc942f2dfedea206155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:27.546053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038119/publication.txt
observed b9524146fa246905dc935969c4266e48...
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.