OpenTechnical

OT-2026-000082354

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-2026-000082354) never changes.

Identity and time

Publication numberOT-2026-000082354 · never reused
Internal UUID01a0ae97-4d95-7cb8-b99b-d6333665730e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082354
StatusPUBLIC

Content hashes

Canonical text0d4cf8502ad885217bf6d60fde944b25195881b68decc50945211eabc880ac3e
Markdowne0188756489048daf38ebaca2e3eee86eaf8e56897c2e83b2908cb938e2adf10
PDF
Publication page052d95ca7f9a8a239375e31cb65f23a3605ef1d02306dffdd50618b25bf97b40
Manifest95f32b50d575c833147ef7255373be50f728806c65a58926fa430303a16136c8

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
SignatureIP919+Sbrp0g/5FP5W/qIX6Z35LVAncgppPtiLKrSoqjzSGUAcj7jbelmH8Ickgrs2jUtFsen4Suv7c816WTDg==
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

2026-09-17T09:59:13.727911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082354
observed 052d95ca7f9a8a239375e31cb65f23a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.710211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082354/manifest.json
observed 95f32b50d575c833147ef7255373be50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.691842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082354/publication.md
observed e0188756489048daf38ebaca2e3eee86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:13.674350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082354/publication.txt
observed 0d4cf8502ad885217bf6d60fde944b25...
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.