OpenTechnical

OT-2026-000005636

Publication integrity record

Vacuum cup gripper, six outlet manifold, pump fed, contact triggered on the face

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-2026-000005636) never changes.

Identity and time

Publication numberOT-2026-000005636 · never reused
Internal UUID01a0a93f-c623-79c1-8eef-853d6834a206 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:05:24.134023Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005636
StatusPUBLIC

Content hashes

Canonical text6c1d4171579294b937972bed3976be49ea0c06c17616bc8c60cc6e09db31224b
Markdown9ba8904a2207cd8e5072afe16cb5d17fcdc4a6d86a2cf8cf0be69d232d45a639
PDF
Publication page0c3a146f59f595d1a08c6b01352759b58b0aad82afe0a36e83621a256f4c9cea
Manifest39a07b14e32b441c7676f2d73c8d228f026b446a52ff5f16c9cd87117bf4eb4b

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
SignaturewYIE5OdXXzMk2JjvQX9FoqNSDH+yaaRSMmbhZpHyLh+apELp6bVN+l/woyttWq+IKNDpwoFmck6FZkD2TGU9Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:17.985239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005636
observed 0c3a146f59f595d1a08c6b01352759b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:17.970654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005636/manifest.json
observed 39a07b14e32b441c7676f2d73c8d228f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:17.950628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005636/publication.md
observed 9ba8904a2207cd8e5072afe16cb5d17f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:17.929779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005636/publication.txt
observed 6c1d4171579294b937972bed3976be49...
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.