OpenTechnical

OT-2026-000006127

Publication integrity record

Vacuum cup gripper, three zone face, two outlet manifold, ejector fed, contact triggered, polyurethane cups

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-2026-000006127) never changes.

Identity and time

Publication numberOT-2026-000006127 · never reused
Internal UUID01a0a950-414d-7ca8-9b4c-b5dc542900b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:23:24.240193Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006127
StatusPUBLIC

Content hashes

Canonical textb2cf506874b66d889721dfac4897bdafe1e9e80d76db69ecc159798098a4758d
Markdown1ff24363e4b3ecd3aee7197ad4c1ea06b20b09957859e2f619b512855ad11c88
PDF
Publication page414a71e2daee8e3e7798b2b9a6fa7d5202b298b017ff92199edccc7c03ad5fe2
Manifestc7c5b9134b610b841ca408e20fe39202f8143a5d840ba25f7ac129a1dce73331

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
Signature3exh7/jzvAplS0npWGpiqBltYRtztixh/H84ImP40a+hsKYF+RsMeCca4Es2xWL6BHfrjBk97Pi7ulareaW3AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:24.456369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006127
observed 414a71e2daee8e3e7798b2b9a6fa7d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:24.442457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006127/manifest.json
observed c7c5b9134b610b841ca408e20fe39202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:24.428704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006127/publication.md
observed 1ff24363e4b3ecd3aee7197ad4c1ea06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:24.415509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006127/publication.txt
observed b2cf506874b66d889721dfac4897bdaf...
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.