OpenTechnical

OT-2026-000074766

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000074766) never changes.

Identity and time

Publication numberOT-2026-000074766 · never reused
Internal UUID01a0ae93-ac2b-7f6b-b4c0-015de117952e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074766
StatusPUBLIC

Content hashes

Canonical text5174c84f52a0bf720f3c9aa83c9c919fe84ef0f0ad699c5d7b5028cfad27db73
Markdown84842b78d991d77d3e5f88c756b1c464f29bcc8cfc1c0980f4887c684f09479f
PDF
Publication page38994b35cbe349df3464f7e60356779cdac97ee2690b46f26a17c9b7782d0765
Manifest172108e86d7660f471bef2c431b146ed9c2d945b4751c7d173434740cfcb45c3

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
Signaturehu23p/HHqs2i9pBlGIIKUv3tjLMWcsgl40dXWH9vGOolW35XwF9GpMMO8GtyE9kXXp1x46RHu4VFOk47k/+oDQ==
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

2026-09-17T10:18:27.552940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074766
observed 38994b35cbe349df3464f7e60356779c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.533410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074766/manifest.json
observed 172108e86d7660f471bef2c431b146ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.513387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074766/publication.md
observed 84842b78d991d77d3e5f88c756b1c464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.494148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074766/publication.txt
observed 5174c84f52a0bf720f3c9aa83c9c919f...
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.