OpenTechnical

OT-2026-000027266

Publication integrity record

Foam pad vacuum gripper, common isolation valve, 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-2026-000027266) never changes.

Identity and time

Publication numberOT-2026-000027266 · never reused
Internal UUID01a0ae72-6996-7c14-af3e-0c4b6451b309 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027266
StatusPUBLIC

Content hashes

Canonical texta1b3eece58889dba49302f4e4fb489a03faab21559c762d2fe2da3e40548df78
Markdowndb277bf26050855e1f475450d18c4026ebe0d57d737a958cb2d21c465ce587db
PDF
Publication page409ae234d79fe96bd40bc951cef9d7b0ad7cc1ddb7f975fcb5cce5092457f146
Manifeste9b50f02f2bc020a21aff998c5714e2808fa86315295c43e223971992404bfef

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
SignaturekR2JiYa85tb8ydm4uQdqoTl8XQgyR5E/RpyC/3l+JKN1i5QkPREzyaVYNhCOBRArg7hbfAD/TvIXiL+rrXo5DQ==
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

2026-09-17T11:42:38.383284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027266
observed 409ae234d79fe96bd40bc951cef9d7b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:38.353641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027266/manifest.json
observed e9b50f02f2bc020a21aff998c5714e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:38.336964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027266/publication.md
observed db277bf26050855e1f475450d18c4026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:38.319546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027266/publication.txt
observed a1b3eece58889dba49302f4e4fb489a0...
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.