OpenTechnical

OT-2026-000033892

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000033892) never changes.

Identity and time

Publication numberOT-2026-000033892 · never reused
Internal UUID01a0ae75-a391-7983-af1f-0ff865dd9878 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033892
StatusPUBLIC

Content hashes

Canonical text1655a60b19a86b7dc5faf17a1d712de654d048183caa451a8f17a17bc1f656dc
Markdowne07e86e45ce4b0fade3716f3a5d0a8297f9c9f5806158b0fda6af697294dc9d9
PDF
Publication pagefe9f7b4a2ae280f98c3426f62e335c8f17be07a0feef389f81b29b67c94f60d8
Manifest70d638a3e578a87eb20c9203e16fcc5bd1ca9e884fc1a1fcefb9778564bec78f

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
Signature2QfdNQE1FnR63bdKsED5kHEBHlYLEr2IbY9Ix8Zf39Q6+gmTzQVq0NSK4dd1iU/DebWi674RuAHWMYtklsPJAQ==
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

2026-09-17T11:31:58.019686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033892
observed fe9f7b4a2ae280f98c3426f62e335c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.998795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033892/manifest.json
observed 70d638a3e578a87eb20c9203e16fcc5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.978125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033892/publication.md
observed e07e86e45ce4b0fade3716f3a5d0a829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.956314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033892/publication.txt
observed 1655a60b19a86b7dc5faf17a1d712de6...
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.