OpenTechnical

OT-2026-000009199

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed 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-2026-000009199) never changes.

Identity and time

Publication numberOT-2026-000009199 · never reused
Internal UUID01a0ae6b-31b9-7f51-9a44-233e5f4a108e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009199
StatusPUBLIC

Content hashes

Canonical text5cc0a9ca6166387e21e7ec3adf46a8f9c727b7998f04cf0a6b2e06004d5829c5
Markdowne054c07f4d961087aa70fa0cf3609e279e0659eb6fa2bd0cbcca635d720cb707
PDF
Publication page51c057bceea623dbc585517e9fb9d5ac28541ed8b0cc965556a16facfd9d251c
Manifestad865f531a501a4bf09189810486440b5ed53e27502241b050f9b46a3656cb78

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
Signature3jKM44/LZSbNLix7aoVTw64PLuo2GL2OH9BWrv8sLpd+Ec1rv0cpXmvDHNzr2/I74vUWxPrllqgkd7IwXKBzCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:55.076446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009199
observed 51c057bceea623dbc585517e9fb9d5ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.056343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009199/manifest.json
observed ad865f531a501a4bf09189810486440b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.036658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009199/publication.md
observed e054c07f4d961087aa70fa0cf3609e27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:55.018538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009199/publication.txt
observed 5cc0a9ca6166387e21e7ec3adf46a8f9...
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.