OpenTechnical

OT-2026-000041862

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained blow-off after set-down

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-2026-000041862) never changes.

Identity and time

Publication numberOT-2026-000041862 · never reused
Internal UUID01a0ae79-e8a5-7099-93a5-a15d7ba13a15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041862
StatusPUBLIC

Content hashes

Canonical textc94df993e41afc58e887f7d2be45b4e4dd2cd3a260d3a02ed4ab21e83b162e2b
Markdownfac67c3bc1a52279adffa16a6d86a95d668447005a45306040366eb9a117df9d
PDF
Publication pageb0d3ae7163982bc4b0d667f40ff19fe4f22a47548e443b82d61f4abb2409484f
Manifest0e8c7070b1970d6d1c98243937fd2bf8f1a038553e1cc705162703c1741a385f

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
Signatureefbyd+AAL3mfMlpk7cqgG48E5p+whz3sgOJfne3eUNiwYgY63cu3l1b3+V12uhZCyC8Ijfjr89MPoqcyMedVCw==
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

2026-09-17T11:16:44.021655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041862
observed b0d3ae7163982bc4b0d667f40ff19fe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.005462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041862/manifest.json
observed 0e8c7070b1970d6d1c98243937fd2bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.989766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041862/publication.md
observed fac67c3bc1a52279adffa16a6d86a95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.974124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041862/publication.txt
observed c94df993e41afc58e887f7d2be45b4e4...
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.