OpenTechnical

OT-2026-000027145

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two 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-2026-000027145) never changes.

Identity and time

Publication numberOT-2026-000027145 · never reused
Internal UUID01a0ae72-3454-7ddd-958e-90b9382933f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027145
StatusPUBLIC

Content hashes

Canonical text1da9c8f805e78672b5b66e4dc6f0bc38fe92d4b7526bdf072cf5bdb08c73cb7e
Markdown21b89b857835c251c28b138eabab5cda25cae0a133dac01bacec85c9156cf482
PDF
Publication page8c94b4055c46f86f500061baa53ef542a47d55ce4583f572f2ceb0d3352f8238
Manifesta1ec26e118c508c4f7c5579d5090dbd415ecdd34b6567130b229915ed0f8e580

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
SignatureLRaKluQ0hBOuArWjFjb+nmFxwkO5sTNehGEfrpUPtjVlPMjKbg5Dl6Ho3n4659JQNJpwdHofg15DRO5hdpHZBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:55.377560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027145
observed 8c94b4055c46f86f500061baa53ef542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:55.361519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027145/manifest.json
observed a1ec26e118c508c4f7c5579d5090dbd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:55.345199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027145/publication.md
observed 21b89b857835c251c28b138eabab5cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:55.327192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027145/publication.txt
observed 1da9c8f805e78672b5b66e4dc6f0bc38...
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.