OpenTechnical

OT-2026-000088494

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000088494) never changes.

Identity and time

Publication numberOT-2026-000088494 · never reused
Internal UUID01a0ae9b-5d28-7ce2-b084-0d827613ffc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088494
StatusPUBLIC

Content hashes

Canonical text0f7897dd49383f15a7d094a319154ab840e3e82cb256adffecc027d0fcb378bd
Markdown0001ff9e47c673e445ca3fbc74e085037655f7ab7f581be1551ee7b5e1aef5ca
PDF
Publication page0907eeb0f169f200e30c147a2fdbbc8015fb2eedccfdd7aa90d58b160f8d82c4
Manifest8cc6b26b95d6f6ac1b6c15405afa780a4f2c6c365f723696781995290f17b505

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
SignatureZyKLlS0H3YTLZxUKuWyYOyEg2VZnnpsMl8foVcJWocqyWksrgyNFrQbuqu0KpnK/hqTESjCXnecVuEvQsd/SAg==
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

2026-09-17T09:48:53.025430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088494
observed 0907eeb0f169f200e30c147a2fdbbc80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:53.007049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088494/manifest.json
observed 8cc6b26b95d6f6ac1b6c15405afa780a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.982856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088494/publication.md
observed 0001ff9e47c673e445ca3fbc74e08503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.958846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088494/publication.txt
observed 0f7897dd49383f15a7d094a319154ab8...
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.