OpenTechnical

OT-2026-000023204

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000023204) never changes.

Identity and time

Publication numberOT-2026-000023204 · never reused
Internal UUID01a0ae70-7267-7ec7-aebe-e8b0b0ed5c35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023204
StatusPUBLIC

Content hashes

Canonical text6260dd65be1eae4441bd4a5723a85c033f5640496c64fb7c19af93dca3425e25
Markdownda8963721906c3d2acea4993dc0f39b09f388f29adcb5584bc637e58e44e56b3
PDF
Publication pagec34c48a882ab00487d5b9fcb5fe504612746158b9045180677ddb463b5c64e8c
Manifestf34b0d837e28bc7240d420156e5b182ba61991ede19c81e0b7854d7e85aa2b5c

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
Signatureq1JYoFJCd1GoHUjlRM5q6LzIPJNeIUTzMa+12Fg621gAy/ZDHFTgK9sowx46c5SdiIIJnZVBy9MRVsEq/cKAAw==
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

2026-09-17T11:51:09.607171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023204
observed c34c48a882ab00487d5b9fcb5fe50461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.588115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023204/manifest.json
observed f34b0d837e28bc7240d420156e5b182b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.569366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023204/publication.md
observed da8963721906c3d2acea4993dc0f39b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:09.548327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023204/publication.txt
observed 6260dd65be1eae4441bd4a5723a85c03...
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.