OpenTechnical

OT-2026-000071426

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000071426) never changes.

Identity and time

Publication numberOT-2026-000071426 · never reused
Internal UUID01a0ae91-e0ed-7c02-9f50-8424ad5e1752 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071426
StatusPUBLIC

Content hashes

Canonical text0761e0f0a876434b948d59a82dcde70a3432121bdbdac6dd4a006fa388c42f9f
Markdown1851a9a8bad5392fe8ac4d05fe1715f631c78f2f9478faac07893e861c9f86b4
PDF
Publication paged3bef42192bb2be18fa15cb56913d169d2aabb599a1ea2a22ac063ac48b6e34d
Manifest8f0b6362c67490cd6d8a04e343787fdb0ddb7147f7cc52154f4a8a705ee05f06

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
SignatureVh9lHGn8vf7MHndW4gS0M1IQXo2QqRRm1uTDYpcOMiRyqvrrtpttCQuft/0fiYQOv3SWcMsPvnDPfnphyqbZBQ==
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

2026-09-17T10:25:03.797182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071426
observed d3bef42192bb2be18fa15cb56913d169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:03.780264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071426/manifest.json
observed 8f0b6362c67490cd6d8a04e343787fdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:03.763833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071426/publication.md
observed 1851a9a8bad5392fe8ac4d05fe1715f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:03.746601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071426/publication.txt
observed 0761e0f0a876434b948d59a82dcde70a...
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.