OpenTechnical

OT-2026-000069049

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000069049) never changes.

Identity and time

Publication numberOT-2026-000069049 · never reused
Internal UUID01a0ae90-6dce-7cf6-9624-aa35b09b4bac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069049
StatusPUBLIC

Content hashes

Canonical text1bdea6852c1abdfefe43f6671fdd6f3df28e2455921964607362fc66be8c500d
Markdown8a31ae6c11513e9640e73f5fc2af8163243ddc70005f7849593b067784d37395
PDF
Publication pagee36aace656ec093614d147c1c6710c90967f7491e919ac889b8356591b3a049c
Manifest4188875789160b3c0280f66be5038b746385b1e48b52fa5a73a272dafa4a41f3

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
SignatureaNpcYQKg1bjEGOstqta1SeibA14vm5JIWu5bwQMJegJ94dEK5POZaMPqj+kgb62b8i1N/XRGPzVFjRsR9pJqAQ==
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

2026-09-17T10:28:54.651780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069049
observed e36aace656ec093614d147c1c6710c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.635161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069049/manifest.json
observed 4188875789160b3c0280f66be5038b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.618796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069049/publication.md
observed 8a31ae6c11513e9640e73f5fc2af8163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.602439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069049/publication.txt
observed 1bdea6852c1abdfefe43f6671fdd6f3d...
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.