OpenTechnical

OT-2026-000068601

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000068601) never changes.

Identity and time

Publication numberOT-2026-000068601 · never reused
Internal UUID01a0ae90-2482-7b19-97df-7b57e34f1d67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068601
StatusPUBLIC

Content hashes

Canonical textf8f8fb4f1c3520bba3375dc5fc1d351564a015c05d94c4293ddefc743b3fecf4
Markdown2bf2dbb91200005cda0db6074a318559fa550b5f473c5011b7933d387f99c3d6
PDF
Publication page78e57ebafb30c533965b76d48ae0af5c7b8411580725e9aedb271437ef3f99d6
Manifest1dba05e18d09919a505b51380aeb6437041c4f9347f3370c7841150b555988fe

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
SignatureWuI2CDcjXNweUGTHeIBltal5dd1U11BCz4mZW1U46BD41RwNPPn2TNzBHAwRj/bqIfcpLMJBIwc5zrNRqbRuDg==
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

2026-09-17T10:29:46.926149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068601
observed 78e57ebafb30c533965b76d48ae0af5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:46.908259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068601/manifest.json
observed 1dba05e18d09919a505b51380aeb6437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:46.890638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068601/publication.md
observed 2bf2dbb91200005cda0db6074a318559...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:46.872280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068601/publication.txt
observed f8f8fb4f1c3520bba3375dc5fc1d3515...
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.