OpenTechnical

OT-2026-000086199

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two 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-2026-000086199) never changes.

Identity and time

Publication numberOT-2026-000086199 · never reused
Internal UUID01a0ae99-e82c-74bc-9d64-a405cf5dfec2 · 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-2026-000086199
StatusPUBLIC

Content hashes

Canonical text55f8b085d798b500fb2bd92c446de83fe187e52c0ed8591d81229767b04b3572
Markdown1da490b6ac375cb39753cf6df8e30b68498cdc6776c0d0cb1c65d578bb400e52
PDF
Publication pagee0a70d893814e0bdb94fff92005495576cef8f65ef688072a5a0eace6438fb0d
Manifestbd4ce5d07e53f4de4ce53c8f47a285e2090525297c986151d2db114f328692e1

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
Signature6HpZkCJkwX2amDjWmPpr9wdCuvgEJ8V2V05kHT7gzfK0M5tNICm1mk2qmda0P/cddPv6qKh6zLSSjS3BNlCrBw==
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

2026-09-17T09:53:52.758251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086199
observed e0a70d893814e0bdb94fff9200549557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:52.742497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086199/manifest.json
observed bd4ce5d07e53f4de4ce53c8f47a285e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:52.723955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086199/publication.md
observed 1da490b6ac375cb39753cf6df8e30b68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:52.706570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086199/publication.txt
observed 55f8b085d798b500fb2bd92c446de83f...
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.