OpenTechnical

OT-2026-000086214

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000086214) never changes.

Identity and time

Publication numberOT-2026-000086214 · never reused
Internal UUID01a0ae99-e82c-767a-9922-c95cb51af376 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086214
StatusPUBLIC

Content hashes

Canonical text3d9c645ee05659149da47f69fc7749705a5291e7bf86bba6415e62d1e06ce9fa
Markdowncb8965ce3418c32e5675b7e4a1d74a18aa72a1e4f514d6daf6c5df92cf55cf2c
PDF
Publication page9f91ca7aadc97bd2dbca9dbcff285dd43b2548a115a592295732059efc42d6ab
Manifestb532ddc98560be664fb2babde39e0cf430623d729877f0da9d36076a9df0902a

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
SignaturecqkX0o2ymJtVfx7RHpajrQjkLzv7wJ8MFAkb0Duv0Je80maAzSr0roFFrBRJQAzd7csjbBr3GXCPNqcT2TFrAg==
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

2026-09-17T09:53:53.852093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086214
observed 9f91ca7aadc97bd2dbca9dbcff285dd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:53.835101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086214/manifest.json
observed b532ddc98560be664fb2babde39e0cf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:53.818110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086214/publication.md
observed cb8965ce3418c32e5675b7e4a1d74a18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:53.798898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086214/publication.txt
observed 3d9c645ee05659149da47f69fc774970...
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.