OpenTechnical

OT-2026-000060073

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000060073) never changes.

Identity and time

Publication numberOT-2026-000060073 · never reused
Internal UUID01a0ae8a-5a71-7596-980a-8c82a8fb1a2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060073
StatusPUBLIC

Content hashes

Canonical text572ba4235cd95d29aade83285e240eab7cd10fb05f434655a99c12233da601f7
Markdownfed726664e1797a9f720f60c20a5f49e5c8d89aff616fb38636d333948b69304
PDF
Publication page8e29ea478f9eab0e199283f2145915264b39c6b8095f2383714af38c8f60a673
Manifestacfeac457414bb4a197a44689ca7fe0ee4e6ccffd3263e1a96d79944c1013e96

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
SignaturezKI/FwOdwUfU5+uM4GYCEHKcDRbz2VPIP1dFIn7WOESezehxF1KEGvgSMjIXcVJDY+noDVU5g4QiemoZQ05tAg==
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

2026-09-17T10:43:42.392905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060073
observed 8e29ea478f9eab0e199283f214591526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.374530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060073/manifest.json
observed acfeac457414bb4a197a44689ca7fe0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.356239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060073/publication.md
observed fed726664e1797a9f720f60c20a5f49e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:42.337077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060073/publication.txt
observed 572ba4235cd95d29aade83285e240eab...
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.