OpenTechnical

OT-2026-000088282

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000088282) never changes.

Identity and time

Publication numberOT-2026-000088282 · never reused
Internal UUID01a0ae9b-5d26-7cd7-9432-de8c3e1a9a89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088282
StatusPUBLIC

Content hashes

Canonical text128f5a3c1dd0f11ddf84410defa4dd0d59eba7c4abe392ea2d891f57921bc2cf
Markdowncb6c24b53314130cc61d3c4024a4e4f4f96355be1eedefe757c5e47f48c9353f
PDF
Publication pagebdc3e834049b6f95dd164e7d8e4b8f46ae22228fb0fa5b0771e784a811b6d240
Manifestceb95b39bdda46dd9a3d16a1eb174da0ce55146a0beb1e33dabcea54b0f2d22f

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
SignatureLx2l9BRkxDrcnmW0NtWwEZPgT0J1TN4DG58w4ndYY98XttVuL5HpJ7Ld+xKYysWY0+ARtAVI+4pPXphF2M54Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:36.704701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088282
observed bdc3e834049b6f95dd164e7d8e4b8f46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:36.688096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088282/manifest.json
observed ceb95b39bdda46dd9a3d16a1eb174da0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:36.669603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088282/publication.md
observed cb6c24b53314130cc61d3c4024a4e4f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:36.652827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088282/publication.txt
observed 128f5a3c1dd0f11ddf84410defa4dd0d...
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.