OpenTechnical

OT-2026-000033236

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000033236) never changes.

Identity and time

Publication numberOT-2026-000033236 · never reused
Internal UUID01a0ae75-4845-72b9-b8a7-12ee3bd5d2e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033236
StatusPUBLIC

Content hashes

Canonical text8f0f39391914709929f29a99144508790f307990b009021f69aea74bdb157104
Markdowndf1d0bbdac93db0d2d0e884d81b3d515e7b5be217050bd8d8c803fffe785f04b
PDF
Publication page7ca4cb4d56000aea81eeab72b2636b2ab251b713c8a78d8788659ae74f9a1492
Manifest3ea0b999d154d087e09d68a9fa78ec0fe811879e8ec22283e136aeb5b8854d4a

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
SignaturefgAKyMghF8v03qFrpPEaRFiouezU4yoJYOpsPtdvdRdWQ17UuLIH5I0lh+ulxX5nCw5nDBRj5pWysZMQLBAXCQ==
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

2026-09-17T11:32:56.606474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033236
observed 7ca4cb4d56000aea81eeab72b2636b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:56.587911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033236/manifest.json
observed 3ea0b999d154d087e09d68a9fa78ec0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:56.571063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033236/publication.md
observed df1d0bbdac93db0d2d0e884d81b3d515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:56.551458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033236/publication.txt
observed 8f0f39391914709929f29a9914450879...
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.