OpenTechnical

OT-2026-000007707

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line 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-2026-000007707) never changes.

Identity and time

Publication numberOT-2026-000007707 · never reused
Internal UUID01a0ae62-843e-7f61-8e5a-9d474c5c9d5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007707
StatusPUBLIC

Content hashes

Canonical textaec9ae879b2f733648dbfb3f4b655a86a35e7df6d8eaf58b9be6381026e773ba
Markdown33e55ed03b2d31a59af1a50e453219ce672da6646ede0d327d223a9b84c2f493
PDF
Publication page3e09ceae90541fd768ab8ba9471dc232218551a318d578ff8162bde548133cd2
Manifestcafe5e7336352095b1d6b0f8596d4c358fb2e9773bc79acfa2783e3d66a067d0

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
SignatureX7AneO34YmyzoHRNv9jXKYvYX8zKdNWhKmeNc49Z115F/PZ0sdVTFZGbLDpEIyjWuR7fdjXlki2i2ZGmsBILDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:05.502816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007707
observed 3e09ceae90541fd768ab8ba9471dc232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:05.468234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007707/manifest.json
observed cafe5e7336352095b1d6b0f8596d4c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:05.450564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007707/publication.md
observed 33e55ed03b2d31a59af1a50e453219ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:05.425229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007707/publication.txt
observed aec9ae879b2f733648dbfb3f4b655a86...
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.