OpenTechnical

OT-2026-000046477

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000046477) never changes.

Identity and time

Publication numberOT-2026-000046477 · never reused
Internal UUID01a0ae7e-57dc-721a-8b10-0ead851aa179 · 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-2026-000046477
StatusPUBLIC

Content hashes

Canonical textc552a6c8a1fd008cd994dab40ba436b5edcf8e88bb06fedb10c939e44454c991
Markdown16bf659ae73ac4d9d0d4f8b048cb95fc237d9ccabf26fccf6b95a40c45aba494
PDF
Publication page8cf4fe5452e2b95a7307219265d51116ddbf0e963fd49daa095ca5c1f9a0ed50
Manifest8ac30cc9418cb3f3e507b5f03c70f7a246c1faca8cc81eece1068100e673eecd

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
Signature8Hf3XIRlVM9/7AN9C5Asr6JIe5MO5/RseXNEOuEPr6MWi3cb3UnePgmH27qKiWimy0ZE1KV4r1Rm0IdHS1kbDg==
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

2026-09-17T11:08:30.568741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046477
observed 8cf4fe5452e2b95a7307219265d51116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:30.550252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046477/manifest.json
observed 8ac30cc9418cb3f3e507b5f03c70f7a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:30.532424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046477/publication.md
observed 16bf659ae73ac4d9d0d4f8b048cb95fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:30.515033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046477/publication.txt
observed c552a6c8a1fd008cd994dab40ba436b5...
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.