OpenTechnical

OT-2026-000089964

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000089964) never changes.

Identity and time

Publication numberOT-2026-000089964 · never reused
Internal UUID01a0ae9c-428d-7e18-a067-47506c373c58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089964
StatusPUBLIC

Content hashes

Canonical texta68d036a6846faac48403abae0cac430be793ebec074381115e27c59cc4e1d00
Markdownfc77cda28f89d729479b15d42b6c3a80cdabc522e02fd4d8f4d4edb1f1937e6a
PDF
Publication page1b8bb9b041508fe8e0a8d243459872a83149eed4ab6962087ff5a59151c79416
Manifestafd34dcf400740df45cfbceed44b51a049490d9fd4f2c861579c3a0e2fc20edf

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
Signature+pUYgVFlOCHlwSThM606G/ggb9LZaSQ8x74WlxBvEwypJaRP9TeJevvhQN+4y9L/YAbc5ngqH/qRVmVOt1ZcBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:45:21.014193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089964
observed 1b8bb9b041508fe8e0a8d243459872a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:20.996094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089964/manifest.json
observed afd34dcf400740df45cfbceed44b51a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:20.975220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089964/publication.md
observed fc77cda28f89d729479b15d42b6c3a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:20.956206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089964/publication.txt
observed a68d036a6846faac48403abae0cac430...
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.