OpenTechnical

OT-2026-000035025

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000035025) never changes.

Identity and time

Publication numberOT-2026-000035025 · never reused
Internal UUID01a0ae76-6a1c-7ef9-b535-85793e6d8af8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035025
StatusPUBLIC

Content hashes

Canonical text9402c2c55f1789a90c4c3dbc1606527921eb0ceac3c4e868620734e4ba68ef68
Markdown94834b75aeb5bef6ade1d126f84a633ecd499e0851cfb4829db3d14d752766d5
PDF
Publication page6edb157c6a1f9ee63476a3a5191d69305ec175422a040392d2de12ef7a75c6d1
Manifesta979aef3d151c8dc38a717c33b0b3a0f45b5dfbef15851d1df7cadf11312210b

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
SignatureMG2Xcyp5soukvKL5n9ixY8c/y8ojeQX5vNCoUsgtmuXiaH5Pm6RN8YDoHjbmmHR5062I7Gp9YFuGAlzy8GJeCQ==
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

2026-09-17T11:28:04.268374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035025
observed 6edb157c6a1f9ee63476a3a5191d6930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.249564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035025/manifest.json
observed a979aef3d151c8dc38a717c33b0b3a0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.231380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035025/publication.md
observed 94834b75aeb5bef6ade1d126f84a633e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:04.214438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035025/publication.txt
observed 9402c2c55f1789a90c4c3dbc16065279...
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.