OpenTechnical

OT-2026-000059433

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000059433) never changes.

Identity and time

Publication numberOT-2026-000059433 · never reused
Internal UUID01a0ae89-8617-71b5-a14f-20f0b58dd75c · 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-2026-000059433
StatusPUBLIC

Content hashes

Canonical text8ec88a380f15b15f9f9388fedb81f4ef8a46912cf0a8b818135780a563eb4008
Markdown09f3268fa9102bb19527935163e772e819a478df3c4b568ded25f1c8c7777fcf
PDF
Publication pagef3510da9388a023189375e0364e3a3221ab6d330cf3831975ca0ac88d7439d8a
Manifest8566e43cce829c8f0e0af8db0be97c91dfebb82275ae55c6cefd62b14c56ff61

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
SignaturephEqM3FcFbW+BNfkfqxHfATd8ov+tNbQ5LLqE9Ah3J9C0tSpYZsGvOUz6yEodnoYCP7KiZ0DIGYWkMqbIPpvBA==
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

2026-09-17T10:46:07.520722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059433
observed f3510da9388a023189375e0364e3a322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.502263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059433/manifest.json
observed 8566e43cce829c8f0e0af8db0be97c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.485524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059433/publication.md
observed 09f3268fa9102bb19527935163e772e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.467546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059433/publication.txt
observed 8ec88a380f15b15f9f9388fedb81f4ef...
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.