OpenTechnical

OT-2026-000026116

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold 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-2026-000026116) never changes.

Identity and time

Publication numberOT-2026-000026116 · never reused
Internal UUID01a0ae71-a840-7e35-bc23-b3cc0f880d11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026116
StatusPUBLIC

Content hashes

Canonical textc4a8597a21e202868bcfb428f3bfa35831e8d536c5b77606d10ff7b6e50dce89
Markdownb0cfdbd212f3f97600b4fde3b66ba70c28f63c2864b35bd4f1315c876ca8115c
PDF
Publication pagea39e68894d4a2f019fcca2a6f31804f01d48a8b32d0e3e15eb9396ff9b4cc1b6
Manifest8e65292cb6161131eacfdfa5da87d9c9823f562159dc5a4fede23084f76e83a1

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
SignatureTNh8rmuUewg42bmpLr/zxgRH4UP5bhxo16LsU8zQFiIIeUO9NbTj8far7UP5+5XeeGMp41Qub9k/l9Xk5i+pCA==
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

2026-09-17T11:46:37.377008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026116
observed a39e68894d4a2f019fcca2a6f31804f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:37.359257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026116/manifest.json
observed 8e65292cb6161131eacfdfa5da87d9c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:37.342562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026116/publication.md
observed b0cfdbd212f3f97600b4fde3b66ba70c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:37.319880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026116/publication.txt
observed c4a8597a21e202868bcfb428f3bfa358...
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.