OpenTechnical

OT-2026-000051190

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, vented 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-2026-000051190) never changes.

Identity and time

Publication numberOT-2026-000051190 · never reused
Internal UUID01a0ae83-273f-7ecf-b8e6-7cd955d500a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051190
StatusPUBLIC

Content hashes

Canonical text444f16bed62a3ffb01a802310c91e1f1a6a2e6cf5f011c9c0652adbc81c65e99
Markdown2c27d875f13d152b5cf0d5c60fa4f2b0b2765b2d00e5d45b7c87db46f6b1d13f
PDF
Publication page940b30ba16feb4a0ddac693ccbd191eef94c4d6db9c534a46ab806ece2a9596c
Manifestfbe3d772a529089354226dcbffebbd03fd9f144eb023a0e14c1443da078a8345

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
SignaturelGyrCrA5pzo9nH/Ar3pGdMh6yUtzU/RvFDQli79yOFnomyXimHuTDrNrPvhWWXHGQ40XTafsgmOBnrf8kHFvDw==
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

2026-09-17T10:58:58.043047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051190
observed 940b30ba16feb4a0ddac693ccbd191ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.021747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051190/manifest.json
observed fbe3d772a529089354226dcbffebbd03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:58.002352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051190/publication.md
observed 2c27d875f13d152b5cf0d5c60fa4f2b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:57.983316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051190/publication.txt
observed 444f16bed62a3ffb01a802310c91e1f1...
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.