OpenTechnical

OT-2026-000009367

Publication integrity record

Four cup vacuum gripper, four zone face, 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-2026-000009367) never changes.

Identity and time

Publication numberOT-2026-000009367 · never reused
Internal UUID01a0ae6b-7561-7222-9b55-70ecd5385b47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009367
StatusPUBLIC

Content hashes

Canonical textfcb748ecd844a3f4efeb5f565de4f173f174663b3eb04b6dea47df907e2c6bc0
Markdown20d22488e78754400adad8ac0f6473698fd728000794f22f385b9839ba9c5b87
PDF
Publication pageb5b46be2d6e8c82cb881f8497b903cd3c4829313a78eea21f8dfd58f2777a640
Manifest494285edef3500f552f2c3be171a2c012b91c6c284a57c0c7150b33d70748fe5

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
Signature6bMLBqG/hbZa0LcSSnLslskfu6DG6bumfnja8xKJa4kEtqA6teS9s4moWUKI/2h94AeuntN0PJr57nlftFXUCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:38.157938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009367
observed b5b46be2d6e8c82cb881f8497b903cd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.139027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009367/manifest.json
observed 494285edef3500f552f2c3be171a2c01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.121305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009367/publication.md
observed 20d22488e78754400adad8ac0f647369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:38.102351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009367/publication.txt
observed fcb748ecd844a3f4efeb5f565de4f173...
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.