OpenTechnical

OT-2026-000030511

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed 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-2026-000030511) never changes.

Identity and time

Publication numberOT-2026-000030511 · never reused
Internal UUID01a0ae73-e504-7aec-a22e-861a70f2d5c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030511
StatusPUBLIC

Content hashes

Canonical textc9808dffc9da7c01ac28b051b8bbb534f6d8ecd662fe1f15edc7df292feb73d9
Markdown1f72d0232df464620a3a66e747a680af2318e7aceebbab94049d68c2dd78f902
PDF
Publication page924aa3b9acf912c38f6b93ac7de908a711e741cc40ecee7738579452c977f02e
Manifesta8f74c39107af065634e7cd5682bb162cdad5547ea23f520a6e710ce0c95f579

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
SignatureRLRCVbqtEDCWT0AwAV+woUbBB4IuFnpLlBhcPzIl04Fa7D+Rhmj2VuD4MYFV+19Y4kX1dLafujzifGBigr9RBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:38:22.311819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030511
observed 924aa3b9acf912c38f6b93ac7de908a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:22.295111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030511/manifest.json
observed a8f74c39107af065634e7cd5682bb162...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:22.278189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030511/publication.md
observed 1f72d0232df464620a3a66e747a680af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:22.260683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030511/publication.txt
observed c9808dffc9da7c01ac28b051b8bbb534...
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.