OpenTechnical

OT-2026-000092471

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000092471) never changes.

Identity and time

Publication numberOT-2026-000092471 · never reused
Internal UUID01a0ae9d-b5fc-737e-9329-8b100a2eb6e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092471
StatusPUBLIC

Content hashes

Canonical text08f72d3cf77ef83bb2e4702fe288b12aa43d06cc7073918b916b2475dd61c6dd
Markdown24742344bc9f3bb68696cb9deb2e6aa90cd0f20282ad768a2053b75b47aa91dd
PDF
Publication page56a22045ff5a6a1a391448362f7ea7abb195bd0477534e3dc10db95eff7c75a1
Manifest45ff7832774511d4cd9206cdcb2dabb27fa99c67544c0285728f92a969d87f9b

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
SignatureE5XjmPtlnLBGKP6WZQdPWfAIuusLTIq2rb5cF/oxuWwEenii7bM0t1o5fkd7G/+Awcv0eDHetIUmheIaOQkfAA==
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

2026-09-17T09:41:02.182410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092471
observed 56a22045ff5a6a1a391448362f7ea7ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:02.165986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092471/manifest.json
observed 45ff7832774511d4cd9206cdcb2dabb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:02.147303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092471/publication.md
observed 24742344bc9f3bb68696cb9deb2e6aa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:02.129749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092471/publication.txt
observed 08f72d3cf77ef83bb2e4702fe288b12a...
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.