OpenTechnical

OT-2026-000046928

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000046928) never changes.

Identity and time

Publication numberOT-2026-000046928 · never reused
Internal UUID01a0ae7e-d0f6-7e07-b0d4-5c95dc94680e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046928
StatusPUBLIC

Content hashes

Canonical text2a9ffe67ed7ff3646dd12c6dd8a18251e191d9b185e4d1ee4bd6e1b2ba93ce95
Markdown2d63c093c73b8cbedd8f8476f9b218a20aed01fb25ef1995e2de33fe77b1a9d8
PDF
Publication page1a0ce14ad132147244c1420c67e078e0c96e7da4c57ef47d99edacb7309714c5
Manifest29e1ecc67b38e8327550422929f1c032723045bfccbc7f4cab33978d266ea845

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
SignatureRY2/Q7oe/L6nmTWBJd9C6ed2x4ejGgnDwd17BYlbEx3Mha+ZZm0vbWjfT5C9Q1CEHn9m1SSUwmVng9wuJGVPBg==
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

2026-09-17T11:10:04.737925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046928
observed 1a0ce14ad132147244c1420c67e078e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.718028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046928/manifest.json
observed 29e1ecc67b38e8327550422929f1c032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.688197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046928/publication.md
observed 2d63c093c73b8cbedd8f8476f9b218a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.668323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046928/publication.txt
observed 2a9ffe67ed7ff3646dd12c6dd8a18251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.174953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046928
observed 1a0ce14ad132147244c1420c67e078e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.158075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046928/manifest.json
observed 29e1ecc67b38e8327550422929f1c032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.139737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046928/publication.md
observed 2d63c093c73b8cbedd8f8476f9b218a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:39.120752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046928/publication.txt
observed 2a9ffe67ed7ff3646dd12c6dd8a18251...
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.