OpenTechnical

OT-2026-000053776

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000053776) never changes.

Identity and time

Publication numberOT-2026-000053776 · never reused
Internal UUID01a0ae85-735d-7f17-bfc5-12f2b99ddb9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053776
StatusPUBLIC

Content hashes

Canonical text3b1f0f6663b15da46a958570aa2a8bc33d4413de8b606871bee211ad70464e8e
Markdown0d8cc71396e807f6bc5d3461d59fb90a061a0e0576903138c4c58b9fe337ad50
PDF
Publication pageff0d123cc1560926f4c8360b49dbc4abc222a6ab107a7264bf56dfea747897fb
Manifestc67270f830fed368a00b60b7f33903cdbf5ac1bce39667eb616b7856aa68cd1c

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
SignatureNAjCuWHFRHFx4Kgoonobzqq9KKXwg6bQjvJQx+Y/arMh3XR3UAHpg3j9MJs9pFhsmmgg/lywjVPUHHdBVPfSBA==
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

2026-09-17T08:40:26.319136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053776
observed ff0d123cc1560926f4c8360b49dbc4ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:26.301346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053776/manifest.json
observed c67270f830fed368a00b60b7f33903cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:26.283732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053776/publication.md
observed 0d8cc71396e807f6bc5d3461d59fb90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:26.266132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053776/publication.txt
observed 3b1f0f6663b15da46a958570aa2a8bc3...
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.