OpenTechnical

OT-2026-000080782

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000080782) never changes.

Identity and time

Publication numberOT-2026-000080782 · never reused
Internal UUID01a0ae96-b974-7054-80c5-2cd51d70a345 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080782
StatusPUBLIC

Content hashes

Canonical text67656964c50c9148e771fe3aa71c92b62e13c0d7bdef02c61406357fe1dd7923
Markdown300fb21910f97be3dc3ced66445fddf63ad5bd518c1acb6c7cfce2c96b0fff23
PDF
Publication pageb3b0f9241b7cae556dcd8194eacec8c05389927b47a636deb06622ef33afc1a1
Manifest77ce34c6b28727b60fa5aa12485dd22339c542c9c3ae25d71c075a1f6712bf6d

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
SignatureI//9aSzYXVH2AH5b+f7u3uIUeIrukqfgwmuTqkloGgJE4Y5cT9bvFUXgI05lNbJW0zDnunPFfgNE3Okts04LBw==
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

2026-09-17T10:01:57.157769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080782
observed b3b0f9241b7cae556dcd8194eacec8c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:57.139918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080782/manifest.json
observed 77ce34c6b28727b60fa5aa12485dd223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:57.121861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080782/publication.md
observed 300fb21910f97be3dc3ced66445fddf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:57.104393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080782/publication.txt
observed 67656964c50c9148e771fe3aa71c92b6...
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.