OpenTechnical

OT-2026-000080633

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-2026-000080633) never changes.

Identity and time

Publication numberOT-2026-000080633 · never reused
Internal UUID01a0ae96-7e79-711b-bff0-cbf0b389f66b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080633
StatusPUBLIC

Content hashes

Canonical text88d6fd6233d43839754c09e09363e0a99ae11bc33d98c2be0468db050c148f3f
Markdown4239410a8767fb1337223e5d12cd8018df71c06e27bb4f3c2a2d88ce6b8c1b96
PDF
Publication page074820ac273a04dea8c2f4ee3898df2df0c8f875adad28f7336662a0cac3b538
Manifesta2921238bc51e26247b22d4a0b0a7fa50d06e1be6b55909b8410112e732c7478

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
Signature7R7xY/QdJjZ890j6BoWhKIjumGudChRNGDc6A71+dkMNqC0fQCFTY9+4cWzU06jpLjfdbNb7pMIg1ZepnwU0Aw==
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

2026-09-17T10:03:17.383067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080633
observed 074820ac273a04dea8c2f4ee3898df2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:17.357480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080633/manifest.json
observed a2921238bc51e26247b22d4a0b0a7fa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:17.332772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080633/publication.md
observed 4239410a8767fb1337223e5d12cd8018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:17.307004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080633/publication.txt
observed 88d6fd6233d43839754c09e09363e0a9...
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.