OpenTechnical

OT-2026-000027245

Publication integrity record

Three cup vacuum gripper, three 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-2026-000027245) never changes.

Identity and time

Publication numberOT-2026-000027245 · never reused
Internal UUID01a0ae72-3454-707d-a53e-34d202508d60 · 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-2026-000027245
StatusPUBLIC

Content hashes

Canonical textf4f44d18d131f001be2eb436521a42dfff8471f14423f136ef3c81f34d8c4da4
Markdown2c1ea379e18847dc616710ef6ca981e0c39c28b046496b41b4518ed72f6a9849
PDF
Publication page1e9e164e63042b58b7938f04607ed70a91782ea7d6852e3f85ad5b3cdaae9f45
Manifesta25e4e0aa4d64b6e2a4b7195a891a9c40f04d418836e7c4246a5949e72b34f86

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
Signature9DQJ3TNmLbeeAp7zaAXrXD5bDf4Z9Z4q4dy3FTubg/EQqeECwLSkh6wl7oR8XlZ5XGBtpsNSfpAA7JLTwhDtBw==
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

2026-09-17T11:44:08.520569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027245
observed 1e9e164e63042b58b7938f04607ed70a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.504065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027245/manifest.json
observed a25e4e0aa4d64b6e2a4b7195a891a9c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.486740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027245/publication.md
observed 2c1ea379e18847dc616710ef6ca981e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:08.466668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027245/publication.txt
observed f4f44d18d131f001be2eb436521a42df...
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.