OpenTechnical

OT-2026-000089202

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line 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-2026-000089202) never changes.

Identity and time

Publication numberOT-2026-000089202 · never reused
Internal UUID01a0ae9b-db00-79a3-9df2-52650743625d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089202
StatusPUBLIC

Content hashes

Canonical textaae519e4c7029e2cb5c4ece2cd942851da11c6a1fcbbbb6f7b5d43190e027327
Markdown6c70ca3c45aacb08cb11e7302b0f91db4d7f681f8bed250d9154f29cc27a6397
PDF
Publication page07c436869e585b339bc21092669fa9f3738dff6efde3ff4adbe5b7d865db2491
Manifest12db5ef683017d2ccef6f5a38f264e2bd726568abf08cb14a823d8ac7d08e781

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
SignatureIzUVrjWro6Xdj5w41CKC0kFXwKoE91vl927Q3yXSI2lcR7SvPceuj9fTbg3ynyfB6NJgBaSVz0GO02DAJs0EBQ==
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

2026-09-17T09:47:13.264665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089202
observed 07c436869e585b339bc21092669fa9f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:13.247811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089202/manifest.json
observed 12db5ef683017d2ccef6f5a38f264e2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:13.231054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089202/publication.md
observed 6c70ca3c45aacb08cb11e7302b0f91db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:13.214123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089202/publication.txt
observed aae519e4c7029e2cb5c4ece2cd942851...
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.