OpenTechnical

OT-2026-000038106

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, 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-2026-000038106) never changes.

Identity and time

Publication numberOT-2026-000038106 · never reused
Internal UUID01a0ae77-f88b-79fb-b89c-0d3da16ace81 · 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-2026-000038106
StatusPUBLIC

Content hashes

Canonical texte163a8b5837bafeadb0eeefb44c8aab17bd1f2e69d809942ad763d77e0b382cf
Markdownd6fce9e7589f95b2ca0d3ab0590081fb3620e8e8138c32687df8742d65787f6f
PDF
Publication page8ed671b8bf3f1e10421ed2d7443a66bd816247b2f41df1d261d4abaa7ac19ecb
Manifestf432334de69c756b2e1ef1ea671ac0c751b077998a14310c1a2a6cbedf5d0259

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
Signature36OfeJOpkW0jUo60Sag6mBAlRRenYeD3ft+ZnheHvEN2qStXO6qDuO1jJn016WjTsGBTEtuPMhHd4l+LDVLCAg==
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

2026-09-17T11:23:26.575798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038106
observed 8ed671b8bf3f1e10421ed2d7443a66bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.558748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038106/manifest.json
observed f432334de69c756b2e1ef1ea671ac0c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.540379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038106/publication.md
observed d6fce9e7589f95b2ca0d3ab0590081fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:26.523074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038106/publication.txt
observed e163a8b5837bafeadb0eeefb44c8aab1...
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.