OpenTechnical

OT-2026-000046469

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000046469) never changes.

Identity and time

Publication numberOT-2026-000046469 · never reused
Internal UUID01a0ae7e-57dc-774d-8dff-8348e2d5e1e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046469
StatusPUBLIC

Content hashes

Canonical textf8604c5067bb4ff65265483d0c9054ca733ad7b56e1642facefaead6c3953794
Markdown83c7535938de9b4ad6e36426f1f4a5c3450abcb926fca78a25b49f6ea9e11e39
PDF
Publication page6e8833d8237b2047441cd8ac04cd1f7d95e9512192f093a7578c4ad77f0f9522
Manifestfda1f765bda933e53bb604ff8281832d84cac96aaa446a73753f178e182afb0b

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
SignatureWGx8S0ImDTy7rQ0iIPd7KVAn2id0zaKOymutLeOz+o5SB4kWKeSVU6G17pMNOdO9DhT2u3yJmR5YTnkCt5bYAQ==
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

2026-09-17T11:08:29.873838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046469
observed 6e8833d8237b2047441cd8ac04cd1f7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.854765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046469/manifest.json
observed fda1f765bda933e53bb604ff8281832d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.836586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046469/publication.md
observed 83c7535938de9b4ad6e36426f1f4a5c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.817524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046469/publication.txt
observed f8604c5067bb4ff65265483d0c9054ca...
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.