OpenTechnical

OT-2026-000089364

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000089364) never changes.

Identity and time

Publication numberOT-2026-000089364 · never reused
Internal UUID01a0ae9b-db01-72e4-b481-0d55e1358e1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089364
StatusPUBLIC

Content hashes

Canonical text975a5c72d340326ce217a2990f9e8f451e5397bae512ded4dc1abdeccf65b278
Markdowna3fc5bd56af38fa3690000d9ea2e2353c1cbeeecac9dd0b75d06deef99e8b765
PDF
Publication page5753b2bf9343fce29157541ebb97971b0dded674880b6829727646c75f1fa681
Manifest083f752d86e91ac0cee599ee2b140381ab470f0cc26411b7ca8f447ec504829b

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
SignatureFdmv0ePdX7B2L6NopEGYaA/d4fIYXE1E2bONYxrsl8+QFK8IkHeDzjVhfiqy64OvpZRQrqwUPHy2ZV/mrap9AQ==
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

2026-09-17T09:47:29.932542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089364
observed 5753b2bf9343fce29157541ebb97971b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:29.914544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089364/manifest.json
observed 083f752d86e91ac0cee599ee2b140381...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:29.894283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089364/publication.md
observed a3fc5bd56af38fa3690000d9ea2e2353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:29.874832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089364/publication.txt
observed 975a5c72d340326ce217a2990f9e8f45...
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.