OpenTechnical

OT-2026-000050010

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000050010) never changes.

Identity and time

Publication numberOT-2026-000050010 · never reused
Internal UUID01a0ae81-fd78-7d51-9863-6501e112943f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050010
StatusPUBLIC

Content hashes

Canonical text57301f747ee5c8c82944fb62a2da5c6d58fbf62b3569517e273fccf2b044317f
Markdowna6f172e3ea1807944d32836a234e8b5b058a92ff7aa50ca34ffaa8d4eaf15d47
PDF
Publication page2602b55a6c2fe890a1657874dfbaf5892a4c228607d759623a4731a1fe2ba128
Manifest5db36dc8114fa0a5cadc932e8d34ec2fb441eccbd65528d241e2db8ba9a54177

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
SignatureiGctI1nkoLI68jKG/yphdytjSzbbQdp/VLm+4kWwoBbfb0vVjTqwSwxUC0u97su0/iYIUmbFRNAFhYVx3tJzCA==
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

2026-09-17T11:01:58.392505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050010
observed 2602b55a6c2fe890a1657874dfbaf589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.372722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050010/manifest.json
observed 5db36dc8114fa0a5cadc932e8d34ec2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.352748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050010/publication.md
observed a6f172e3ea1807944d32836a234e8b5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:58.334810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050010/publication.txt
observed 57301f747ee5c8c82944fb62a2da5c6d...
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.