OpenTechnical

OT-2026-000051997

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000051997) never changes.

Identity and time

Publication numberOT-2026-000051997 · never reused
Internal UUID01a0ae83-e78e-76da-8ea0-1f22986a5c53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051997
StatusPUBLIC

Content hashes

Canonical text95c5894a2aad011566754253ccb75c70dd100c758f6bb4374d6d6b89d19f6d7b
Markdown9121608be28f85ad2e333195f83e486d93837583e2d01739588473107b2c7b93
PDF
Publication page9c09d26999cc034fabf1b7ecd75f4a3817e1feb413250dc8083849d76ff8d842
Manifest35110f9064f7993a26e78a1b184a605f6cc9359ea6d3b445c99588d72c1cb2e4

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
SignaturejN5BLe8iTyyyUpAUXk2eeyZQ/HFdLP5Si1k/Ep0VFN246PYsKaBnal/x4mNxo807WXW4KtyXJMn0oCAJYyuWBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:57:30.100495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051997
observed 9c09d26999cc034fabf1b7ecd75f4a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:30.082554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051997/manifest.json
observed 35110f9064f7993a26e78a1b184a605f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:30.064447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051997/publication.md
observed 9121608be28f85ad2e333195f83e486d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:30.046918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051997/publication.txt
observed 95c5894a2aad011566754253ccb75c70...
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.