OpenTechnical

OT-2026-000033157

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after set-down

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-2026-000033157) never changes.

Identity and time

Publication numberOT-2026-000033157 · never reused
Internal UUID01a0ae75-4844-77be-b5df-ba983cabc4de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033157
StatusPUBLIC

Content hashes

Canonical text6e752df5b031026104b048473f90963d6f8dfb4759ac739bf29493be4c187e4f
Markdown0e253a9ef66288e9da444b1cc5970e320e882ed7e2c61ca340615fb232b0a92c
PDF
Publication pagedc45d1c73f79c1b2794cb11dcbd911f4a99513dac956254900fe1bff6b6ba074
Manifest1f57cc6821e217521a26ab374fbda9c44e1cb67f4561769a6cd8835c67f357dd

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
Signaturev2YVwNbRNpQMcjv63adsVU+OEnZt3rDVp8o7+HRkMZunIpW9nUdSKbas2aWB8COT/e/to0rIm7PLlLS0X4iRDg==
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

2026-09-17T11:32:50.703708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033157
observed dc45d1c73f79c1b2794cb11dcbd911f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.687087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033157/manifest.json
observed 1f57cc6821e217521a26ab374fbda9c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.672699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033157/publication.md
observed 0e253a9ef66288e9da444b1cc5970e32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.658051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033157/publication.txt
observed 6e752df5b031026104b048473f90963d...
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.