OpenTechnical

OT-2026-000080972

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000080972) never changes.

Identity and time

Publication numberOT-2026-000080972 · never reused
Internal UUID01a0ae96-b975-7675-b1ad-3f4fc236f733 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080972
StatusPUBLIC

Content hashes

Canonical texteef21900867cb3daa6b075d966c53ac36a1414a975654aa2796ae0a7bb84c295
Markdownb8b0bcf328559507d51997bf967304707178718aa9621368affb096fb8156fe4
PDF
Publication pageff357f65c0e5dafa21f14b2e21e6b7628dfebd51b42dbe3df3f47d2cc9835ab7
Manifest25687d79698c00526b5cc78d2aa0efc02635d439c0390e35e6623774d45a3e01

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
SignatureTeGZ2H54e1nkaE6ztfmCj1Duih8XAGKvsy44TFXg6Va7YUPEqYkoJ5qt42ghJ/Ak+jtsgVYrZgFEXDdod8NLCQ==
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

2026-09-17T10:02:15.288885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080972
observed ff357f65c0e5dafa21f14b2e21e6b762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:15.271106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080972/manifest.json
observed 25687d79698c00526b5cc78d2aa0efc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:15.254118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080972/publication.md
observed b8b0bcf328559507d51997bf96730470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:15.235298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080972/publication.txt
observed eef21900867cb3daa6b075d966c53ac3...
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.