OpenTechnical

OT-2026-000024168

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000024168) never changes.

Identity and time

Publication numberOT-2026-000024168 · never reused
Internal UUID01a0ae70-e8c7-7206-a3e0-32759ea50e61 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024168
StatusPUBLIC

Content hashes

Canonical textb2953465d269036cbf10e8a890400ffe3e4daa87ba54bfb63430c922190e437e
Markdown1ab80586f6df87d8f1e1bdc2e1a897df70d8e945a88d905beeb915237581adfe
PDF
Publication page0aa8faaa6f185a6ad5d42face16874a077367add879a289c84f6187c39c5f72c
Manifestd4ff5d151a978397726effa54d0d804ef4650b842c7beff5a0a66c84e7fa5c19

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
Signature8S9P1AY8MdlQVfaa5MInLA1D/he9M+q/gWSlovxj4DYrCH2/FyQc/eSkuWg4iYZnntjfslQOEEEu1ag2MKfOCA==
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

2026-09-17T11:48:37.201461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024168
observed 0aa8faaa6f185a6ad5d42face16874a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.184825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024168/manifest.json
observed d4ff5d151a978397726effa54d0d804e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.166048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024168/publication.md
observed 1ab80586f6df87d8f1e1bdc2e1a897df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:37.147327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024168/publication.txt
observed b2953465d269036cbf10e8a890400ffe...
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.