OpenTechnical

OT-2026-000061854

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, vented after 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-2026-000061854) never changes.

Identity and time

Publication numberOT-2026-000061854 · never reused
Internal UUID01a0ae8b-b8ac-7788-8522-0960d76eaa8f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061854
StatusPUBLIC

Content hashes

Canonical text757a6fd25de1b421bd940e1646cc28ef5b72ad48c6fdc13d18dbbddc140e4080
Markdown507d659c0c663cbf55b50adcbc8ea66278011fd61a6f8ca456507dccf9f949b3
PDF
Publication page6966bc46fc0ca2fe5355ec2fc8a9228410f21f12a3ffca574378ee7bfb3568fd
Manifest99bb4531a4b6896955927751d65ce0adcc6718d432ff780d7e5ed0022a18e02b

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
SignaturebBsiqgtUWv4hcdO652sbPIFo1rmAm13JkdgXC+5JNusOwCZlQu89yH6BQS4QBq8fQCzLfeTnZTr2ekWjWOiuAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:42.457499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061854
observed 6966bc46fc0ca2fe5355ec2fc8a92284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.437784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061854/manifest.json
observed 99bb4531a4b6896955927751d65ce0ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.418784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061854/publication.md
observed 507d659c0c663cbf55b50adcbc8ea662...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.398999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061854/publication.txt
observed 757a6fd25de1b421bd940e1646cc28ef...
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.