OpenTechnical

OT-2026-000085915

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000085915) never changes.

Identity and time

Publication numberOT-2026-000085915 · never reused
Internal UUID01a0ae99-e82a-7203-bcdd-20e825982437 · 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-2026-000085915
StatusPUBLIC

Content hashes

Canonical text5b63cc6b91eb797d4890f46e05cc82cff05d41d489db71569825be5aab18036e
Markdown7868e89b4b86f3d0b8b326277d52fdef5a0db5b47f5bae9cd2e80b75fb392d1d
PDF
Publication page9791d163ab7e679a8d687de85bfb23598ffe90e961f596a2ddc7cb194853ae5f
Manifest356548bd79ea5f823f02561a96f6adca6d3cfc0314fe966ec8661d8a1cc92f46

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
Signature2rJFxeJXpylxJhSrU9w9SyiYRwz8rrbcXwE7M8H7C3T47VNS1n71FdLE4IbPoblH0+no5QTsfnrSX0NT0ro3Bg==
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

2026-09-17T09:52:51.751976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085915
observed 9791d163ab7e679a8d687de85bfb2359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.737009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085915/manifest.json
observed 356548bd79ea5f823f02561a96f6adca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.720023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085915/publication.md
observed 7868e89b4b86f3d0b8b326277d52fdef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.703925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085915/publication.txt
observed 5b63cc6b91eb797d4890f46e05cc82cf...
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.