OpenTechnical

OT-2026-000059906

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000059906) never changes.

Identity and time

Publication numberOT-2026-000059906 · never reused
Internal UUID01a0ae89-ec26-7aa3-828c-d260c0cf78ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059906
StatusPUBLIC

Content hashes

Canonical text72f7df68ba42110221f90c0a1fe22a4d5ef2a93fb549848a7cb442d6f21b57e4
Markdown39e9cb7bd051f281b02b8bf4a86771ffc93820ca15b1b026370d7b5a198b47d0
PDF
Publication pagee1a9cc81376303c59b1c4da8641b2a7ee825345757377466a780aa58d30fa426
Manifest6ecdd1b288e2625a5b38984ff364abeb4c20128ef8a0e550a82f9ceb4f3c8a64

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
SignaturebwzoU2e2NNHymP/y/X7FZzsPa1jfNaAZwrNw2r5D9tcY2qLPFI1FmTNl2q4mbetg9wl4UjQZrC5niMuoT19HAw==
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

2026-09-17T10:44:40.185884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059906
observed e1a9cc81376303c59b1c4da8641b2a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.168798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059906/manifest.json
observed 6ecdd1b288e2625a5b38984ff364abeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.149348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059906/publication.md
observed 39e9cb7bd051f281b02b8bf4a86771ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:40.129416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059906/publication.txt
observed 72f7df68ba42110221f90c0a1fe22a4d...
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.