OpenTechnical

OT-2026-000059331

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000059331) never changes.

Identity and time

Publication numberOT-2026-000059331 · never reused
Internal UUID01a0ae89-8614-7b0a-9b92-9f1f0fd427f8 · 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-2026-000059331
StatusPUBLIC

Content hashes

Canonical textea611e364937858e0cfc9d28e0aad2b226b2cec5c9233be2d75b3b0b64b4e392
Markdown172e37d603f7e3ee118dcc3257b42ad50edf4361c6e54f3130a3c9dceaef2d0c
PDF
Publication page0c70accfaac983a83702f740cd287ab8387e10fbce1e75839cbb848af653c83f
Manifest307231ea25155480b19a8933edfb27aa28142c49405f67a1d2f7f04bbbee6067

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
SignaturecAUzzISDE7zPp1rDQcMmtM+Wp5I6/uv8qwP21vB4Ny2fT31aQQCInGAa66dECAjCLve8U3di/Z/DXaDrVPuFBg==
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

2026-09-17T10:45:59.232228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059331
observed 0c70accfaac983a83702f740cd287ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.216537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059331/manifest.json
observed 307231ea25155480b19a8933edfb27aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.199598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059331/publication.md
observed 172e37d603f7e3ee118dcc3257b42ad5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.181131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059331/publication.txt
observed ea611e364937858e0cfc9d28e0aad2b2...
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.