OpenTechnical

OT-2026-000040587

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line 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-2026-000040587) never changes.

Identity and time

Publication numberOT-2026-000040587 · never reused
Internal UUID01a0ae79-6d0e-7a60-82ab-1bd615df5b4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040587
StatusPUBLIC

Content hashes

Canonical textbf35dd3ad70f20ebfd296af77bba3f12eadef5bf33c96377e360b4a595a046bd
Markdownc29ef5179c1fb3c109e0c7c4fa2fa4682e86794f21b6648bc5bafa25dc5dbb6f
PDF
Publication page14979de2abe857b90a293bff949f93c236aa5296309a0703f90eb698df7ea3eb
Manifestfcf5cf2acfa1be64af4e416e1482ba79d37f0f8da9cb143ae5d73a1081eab108

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
SignatureScat89fzRRJX12WBhJ6d44dTeVoy+4WmXomKz/wkizoQ930ifmrqy4M+ZDBkKBiTT1ZvbMPhk4bqUCy5lWBNDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:17:45.403922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040587
observed 14979de2abe857b90a293bff949f93c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.384821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040587/manifest.json
observed fcf5cf2acfa1be64af4e416e1482ba79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.368206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040587/publication.md
observed c29ef5179c1fb3c109e0c7c4fa2fa468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:45.348729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040587/publication.txt
observed bf35dd3ad70f20ebfd296af77bba3f12...
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.