OpenTechnical

OT-2026-000060911

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000060911) never changes.

Identity and time

Publication numberOT-2026-000060911 · never reused
Internal UUID01a0ae8b-12f2-7102-a776-3df5dec033ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060911
StatusPUBLIC

Content hashes

Canonical text57af94bd33f0a639767aa9c85242f6ae28b350ab9f793bafd24b1751b668db1b
Markdown3cedce318459a73e682fa2845873e2a56f3b0b477f88d8ab485a0d83be37bbbe
PDF
Publication page49e9639026b97c0c2aea67243abb668efc3ca2b4b0adef74c00e13089f92c702
Manifest71168e8a680abc05aa172d1bdaca80e728dcce30bb49fc5115514a4cb2e1ac46

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
SignatureeZKZia2y3pyV1wjL1EZDFl2WX5xgSLDFLFg0ioUhYiq2NWG3nUqkua24Ta0T578e4FYgnDDuTJoo0PHIyyKsAQ==
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

2026-09-17T10:42:10.578056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060911
observed 49e9639026b97c0c2aea67243abb668e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:10.560566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060911/manifest.json
observed 71168e8a680abc05aa172d1bdaca80e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:10.540676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060911/publication.md
observed 3cedce318459a73e682fa2845873e2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:10.523428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060911/publication.txt
observed 57af94bd33f0a639767aa9c85242f6ae...
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.