OpenTechnical

OT-2026-000066743

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000066743) never changes.

Identity and time

Publication numberOT-2026-000066743 · never reused
Internal UUID01a0ae8e-ce42-779b-8210-fc87ec1d793e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066743
StatusPUBLIC

Content hashes

Canonical text3e009c13ee13769435d0ff09992cc54bd64350148081d932ba46b29ea1bc08b0
Markdown5f696e3e465ae62d0a209b0f431d06cebff419315b0c51b95991e525b19d5d84
PDF
Publication paged4ea423d239cd9ec8abc22e0d133da306ae32dc008339582e84362cc95f28753
Manifesta7781dae2424d68089fd6173c9b0c63f71540f336382a2e044dd87d580e99d40

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
Signature6OsYs9JejPnsQkL1GToh3qVc8vAChQVzTwSbkh6aIUcqXol8f1jS05QLRXCX9PMRMAa7W+Q18xmA/4lHvBTeCg==
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

2026-09-17T10:33:09.201259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066743
observed d4ea423d239cd9ec8abc22e0d133da30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.182666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066743/manifest.json
observed a7781dae2424d68089fd6173c9b0c63f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.164172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066743/publication.md
observed 5f696e3e465ae62d0a209b0f431d06ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.146285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066743/publication.txt
observed 3e009c13ee13769435d0ff09992cc54b...
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.