OpenTechnical

OT-2026-000035690

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000035690) never changes.

Identity and time

Publication numberOT-2026-000035690 · never reused
Internal UUID01a0ae76-b4c7-7eb6-a37c-c0662dd3a5f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035690
StatusPUBLIC

Content hashes

Canonical text8c87b2991c39400cddc114ba43a986a5b5d8553c7b061171296bf23d855b18ee
Markdownc43292185291054f8d2c3708c80c01160c328b5459eda76f9d56ada30bf2c294
PDF
Publication page19e343ec63840891666067d44930f8ba25544897e1fad876db770fe18c1fe61d
Manifest1f07e1c98a971f627f326630384ba16be614ff97ac51f5aaedded31366f06144

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
SignaturenQXvNoh23gYzWu8SxtX7IrsE0mec1ouLXQD3eBX9biPXXhCflqLE5LwvOny+qkiJWp/BMki5Jlk0/4h6uqdlDQ==
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

2026-09-17T11:27:15.980541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035690
observed 19e343ec63840891666067d44930f8ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.963434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035690/manifest.json
observed 1f07e1c98a971f627f326630384ba16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.946058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035690/publication.md
observed c43292185291054f8d2c3708c80c0116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:15.927535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035690/publication.txt
observed 8c87b2991c39400cddc114ba43a986a5...
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.