OpenTechnical

OT-2026-000027717

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000027717) never changes.

Identity and time

Publication numberOT-2026-000027717 · never reused
Internal UUID01a0ae72-699a-79f7-ad94-e8d61c857ad7 · 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-2026-000027717
StatusPUBLIC

Content hashes

Canonical texte63040865c643e26a4f503a4ae87104719674b21866b8bd4b833122962aa4732
Markdown564d3960bae3f7ae08d9db60b0f9f1c0b4f5e3d10b05b1d6cc810db08aa807f3
PDF
Publication page655dcd98368a3e877c9623b6fcefa95d10d5f23fd0d0a95b479e80351e7288db
Manifest11235f28d83675924c709297bbd4bb84b9a43bfe9f228e3ee8429a3f7c2815c6

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
Signature7f+c9cMA9JX45GeNCJQuQMfIGCE+8jlsNCe3XtW52j68CIU35LDHsa3LMPXXbWryo2hJ4YesespHha2aA8IkDw==
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

2026-09-17T11:43:16.318773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027717
observed 655dcd98368a3e877c9623b6fcefa95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.302387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027717/manifest.json
observed 11235f28d83675924c709297bbd4bb84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.284941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027717/publication.md
observed 564d3960bae3f7ae08d9db60b0f9f1c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.265959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027717/publication.txt
observed e63040865c643e26a4f503a4ae871047...
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.