OpenTechnical

OT-2026-000016222

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000016222) never changes.

Identity and time

Publication numberOT-2026-000016222 · never reused
Internal UUID01a0ae6e-2d11-7465-b461-dd8beab0072b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016222
StatusPUBLIC

Content hashes

Canonical texteb36186a3d22a6f78b1d969ec7e5211659e758cdf1337d7b5864cbbc8ea94d88
Markdowne1e3267478712df119d4d3a2ad4115f8830ba5f0a7d2bb4605b24c33e306bb05
PDF
Publication page48be796ebdd9b50e0af23ec577d4a1f525c79ac20a9b33d7d06b818f13b27cca
Manifest6d815d03204948b860391b8af3a0f543da6b943cab55098c0dcb7e8143c6aca0

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
SignatureMZdt8RFXBVWMdJcGMA8dkifF8Oq/NSupZizCxeeIbAiYSmmecR+6Pu1VlLzAB2kTPNkfV85OqT1RRACpRS+SAg==
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

2026-09-17T12:03:41.188453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016222
observed 48be796ebdd9b50e0af23ec577d4a1f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.171333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016222/manifest.json
observed 6d815d03204948b860391b8af3a0f543...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.155377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016222/publication.md
observed e1e3267478712df119d4d3a2ad4115f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:41.137952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016222/publication.txt
observed eb36186a3d22a6f78b1d969ec7e52116...
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.