OpenTechnical

OT-2026-000054466

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000054466) never changes.

Identity and time

Publication numberOT-2026-000054466 · never reused
Internal UUID01a0ae86-1282-7701-9ce4-416088a96afb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054466
StatusPUBLIC

Content hashes

Canonical text4c99baa9db81fce19a89e786a95b459ebc00918b76a3ed7c02291624448cfeb1
Markdownaef221d2a47ebcb48f8772f1ee91e620a6e286302b307f7ca441c2173474c92a
PDF
Publication page98bf408af2328998154340b378326cbe12287873f2a6a638d19d63fd8799dacb
Manifest16058bd106c060a3175dc359cd40375455cbe9fabe809f588bbc0e83085ff644

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
SignatureRUZ44d16SyjL6ks7NynR4g2gdsCnCTdI9bovW1fmtDV/TNyPgvaEotfahdOAxg5G56lmyRptP+dvyu4/z9wmAA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:27.588693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054466
observed 98bf408af2328998154340b378326cbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:27.570984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054466/manifest.json
observed 16058bd106c060a3175dc359cd403754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:27.554198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054466/publication.md
observed aef221d2a47ebcb48f8772f1ee91e620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:27.536407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054466/publication.txt
observed 4c99baa9db81fce19a89e786a95b459e...
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.