OpenTechnical

OT-2026-000094039

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000094039) never changes.

Identity and time

Publication numberOT-2026-000094039 · never reused
Internal UUID01a0ae9e-92c9-700d-87df-8e68a3d7525e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094039
StatusPUBLIC

Content hashes

Canonical texta9fa17a84105e2da8f04c63349359cd7147a22cc88dcadffecff50ed867d05a8
Markdowna89122c7194df508335acc68078d6fa25bd0873a4e32f211d70aa693734fe480
PDF
Publication page339e3d551dce90b626e4cc78c50ea9eaaf1e3f6ac544f80575aaad57c6e459d2
Manifestd5cf8096430e0b346fcaff2651eb8d1bd567cfc0692590bd00779dcd7d735701

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
SignatureTPTRlv+MY18oYoWhPfw/mYKVr5E5DBXD0zwsnwo+0HrfvM5mI+cSXYR+B3XdNsh3JHqJ1fG7DrxnA7rBHSi+Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:27.423030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094039
observed 339e3d551dce90b626e4cc78c50ea9ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:27.404570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094039/manifest.json
observed d5cf8096430e0b346fcaff2651eb8d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:27.387053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094039/publication.md
observed a89122c7194df508335acc68078d6fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:27.368728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094039/publication.txt
observed a9fa17a84105e2da8f04c63349359cd7...
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.