OpenTechnical

OT-2026-000059148

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, sustained blow-off after set-down

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-2026-000059148) never changes.

Identity and time

Publication numberOT-2026-000059148 · never reused
Internal UUID01a0ae89-8612-79f7-b47b-f9df0710f54a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059148
StatusPUBLIC

Content hashes

Canonical text5cebe020fad5dd973579310eef60d412398fe3c72cea0ccf00ebcdf798279855
Markdown6e09e31a2ccfaf81b22deaa485206dc8a49e0ab0c3cf48db2bba36511c5f3403
PDF
Publication pagee320ca4b5d0a81f6bc25e21fcbea86c7734728365d2c97fccab4244801cba238
Manifest159fdd877b231a643a892ed45dd452a8e306ef183753abf1463e7c75298ff433

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
Signaturep1rfCmPamozb+AUbjiezZDhaPk59EaR5gUE25ExBrXK4X8LgIjLpmCIxibgRNLxhp14BjnryRHQATTl79foQAw==
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

2026-09-17T10:45:05.803615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059148
observed e320ca4b5d0a81f6bc25e21fcbea86c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.785865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059148/manifest.json
observed 159fdd877b231a643a892ed45dd452a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.767519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059148/publication.md
observed 6e09e31a2ccfaf81b22deaa485206dc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:05.747360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059148/publication.txt
observed 5cebe020fad5dd973579310eef60d412...
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.