OpenTechnical

OT-2026-000060798

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000060798) never changes.

Identity and time

Publication numberOT-2026-000060798 · never reused
Internal UUID01a0ae8a-b7d0-79a6-ba92-49cff24bab58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060798
StatusPUBLIC

Content hashes

Canonical text1aef433a7733add2519841b7a98e682fc130ca9cdf8efe736e1d084fedaa2322
Markdownc40481dadf7784c5a390904919db3d4e2566e72ccaca3bf1bed20cc6e7a2a599
PDF
Publication pagedc27a519ba81b17227802111aaed6e132902677f3dc488a0d2f6c5519b9e23d3
Manifest75a85077722dbc8527a8759ac3e84955598de5ddb1358ee86d6854975deb505b

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
Signaturez+dQzbOzwaXSJyvFnASBNuuKnJuyWICsuzgPxaA32UAePsbYKQXpobG4nt6T0ky1H6HWUmCw6oh18YfafQPiCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:32.765001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060798
observed dc27a519ba81b17227802111aaed6e13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.748392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060798/manifest.json
observed 75a85077722dbc8527a8759ac3e84955...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.732369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060798/publication.md
observed c40481dadf7784c5a390904919db3d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.715020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060798/publication.txt
observed 1aef433a7733add2519841b7a98e682f...
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.