OpenTechnical

OT-2026-000082466

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump 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-2026-000082466) never changes.

Identity and time

Publication numberOT-2026-000082466 · never reused
Internal UUID01a0ae97-4d97-7d8c-af02-35b3a0bca854 · 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-2026-000082466
StatusPUBLIC

Content hashes

Canonical text981b3d12e56aa93510b604972b7d1cfdce4e3b695cfa0728e3023e8c6c227d6b
Markdowne344391788536ad4012b3f550eda120f2bfcd7ba416dc9e355c49a833c4430f1
PDF
Publication page21318c2a82838ae68ceb1d917c12688214d0a372f6b746ad7647e6ca2ecfcd4b
Manifest954048e7c93a1cbd44954a222d2c62bf2e43f1e384f2d6a70a200a577fd0123f

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
Signature34in2sIWDdPlTMO4xcu+ZQfwi7gLNd1D2cbi96feN7LHPTRnwmyaYsXahJJNBxgTZ8ZJFcptV3koaySpdybUCg==
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

2026-09-17T09:59:28.133706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082466
observed 21318c2a82838ae68ceb1d917c126882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.114979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082466/manifest.json
observed 954048e7c93a1cbd44954a222d2c62bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.098971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082466/publication.md
observed e344391788536ad4012b3f550eda120f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.083029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082466/publication.txt
observed 981b3d12e56aa93510b604972b7d1cfd...
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.