OpenTechnical

OT-2026-000007583

Publication integrity record

Foam pad vacuum gripper, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000007583) never changes.

Identity and time

Publication numberOT-2026-000007583 · never reused
Internal UUID01a0ae62-4df8-7caf-9648-297259d03b4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007583
StatusPUBLIC

Content hashes

Canonical text0553616dfe07c22f849c69223b67071552228ad3f21c323f69a8f2613ed47138
Markdown66bffa473a58cda8da3135a921da09ec0e296adba993b491bc5bd40c08f3aafe
PDF
Publication page5e5e280c1847ed38ad8b480c450d0914177cda79cd1f300ed19bd7028778778f
Manifeste8db3091c819097e05cde3d0afef4e66bcb5a33683782efe2fd6b104ae75bc0d

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
SignatureU6OkEOTkUUR5sB/ctUyLXusavHV6+MIdpEbE2ig6WN0ZGECBAsPMhlgFaDMhmvQUPrFj80P+PFs+J7aSASf+Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T12:20:53.284083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007583
observed 5e5e280c1847ed38ad8b480c450d0914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.267357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007583/manifest.json
observed e8db3091c819097e05cde3d0afef4e66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.249966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007583/publication.md
observed 66bffa473a58cda8da3135a921da09ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:53.231693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007583/publication.txt
observed 0553616dfe07c22f849c69223b670715...
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.