OpenTechnical

OT-2026-000014184

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000014184) never changes.

Identity and time

Publication numberOT-2026-000014184 · never reused
Internal UUID01a0ae6d-b279-7e8f-9f9f-0a3be267e8fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014184
StatusPUBLIC

Content hashes

Canonical textfd45e4d7a03e66348dc1580d57aae2ce090f4db73568067f239f40bb7fd00c72
Markdowne6d4ca37648b7fe256ecb5a690d5524729463682f451664141e22e406a6ac33b
PDF
Publication pageb95d2cdd1af5d627ed6d162e5cd6c8c81aa5242202a94e3175ee39945ab1375d
Manifestfaf139ad3f20c68dc38598dcbc73b1ced1b7a0c0eb75d9f756afca3d641ff888

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
SignaturepCPNylg/d4mi+hFtC46QAAy0iXdzi6Pivm1NOfn9ysi9xoG+ue/RBDgYHJ1vlMS0yRHCbIPchqmCUjvpEfjaDA==
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

2026-09-17T12:07:16.744509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014184
observed b95d2cdd1af5d627ed6d162e5cd6c8c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.724461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014184/manifest.json
observed faf139ad3f20c68dc38598dcbc73b1ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.704817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014184/publication.md
observed e6d4ca37648b7fe256ecb5a690d55247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.684641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014184/publication.txt
observed fd45e4d7a03e66348dc1580d57aae2ce...
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.