OpenTechnical

OT-2026-000034085

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000034085) never changes.

Identity and time

Publication numberOT-2026-000034085 · never reused
Internal UUID01a0ae75-df0c-78dd-b0e5-2cbb5d6c3f39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034085
StatusPUBLIC

Content hashes

Canonical text181116931bbede165f7b8250e0a8809d4066c8e93852d83bf490757bf465e0d6
Markdownd636ef573faa8a207767d0dc51fd4d0d14fa6ceca2b3cd190babdcbb6715a451
PDF
Publication page064e53fe4c7fe98924fc3d7d66f57410056e50bfc02e3e412178289557bfdbe3
Manifestb13144c2519a0f8d5b1682b1f7b57ded6acc2595882036ba7163b75e6c1e6742

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
Signature0HP5ydPjjWJlCkFVNK4eAQk9VRYJunocZ6+cqJO1RwPg6rS3i9hmjID7YUk37nyC6LykXBIwih+ERpRUOvNkAA==
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

2026-09-17T11:30:27.251163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034085
observed 064e53fe4c7fe98924fc3d7d66f57410...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.232368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034085/manifest.json
observed b13144c2519a0f8d5b1682b1f7b57ded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.207341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034085/publication.md
observed d636ef573faa8a207767d0dc51fd4d0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.185268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034085/publication.txt
observed 181116931bbede165f7b8250e0a8809d...
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.