OpenTechnical

OT-2026-000067726

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000067726) never changes.

Identity and time

Publication numberOT-2026-000067726 · never reused
Internal UUID01a0ae8f-c4f9-74df-a405-1cf13c49943d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067726
StatusPUBLIC

Content hashes

Canonical textad1bb74f69ce881eca45d13663fab6615db135d21e5f651956899dae0a1a42ca
Markdown5c6fedb3626f8c082d663c26124a43fec967774e13f80fe904d3e1d03e8eef7f
PDF
Publication page239903be675e074197f6bde6449628201c6d47d7496dd9f32f44fe48ff9bb093
Manifest47ddaabe406ea8e6d5acef34b0acf0c5a60c2afabbe98ae74bf5defe7d140108

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
SignaturecY3HSoEJJPM91QZKYQWpOdcDtCwdBy9k74CHfveU/MidENqvIrIEN+igG//C7aupLYQwT+Rr0L+QMnv6mDqeCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:56.519642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067726
observed 239903be675e074197f6bde644962820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:56.501669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067726/manifest.json
observed 47ddaabe406ea8e6d5acef34b0acf0c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:56.468443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067726/publication.md
observed 5c6fedb3626f8c082d663c26124a43fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:56.428793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067726/publication.txt
observed ad1bb74f69ce881eca45d13663fab661...
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.