OpenTechnical

OT-2026-000061630

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, vented after 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-2026-000061630) never changes.

Identity and time

Publication numberOT-2026-000061630 · never reused
Internal UUID01a0ae8b-7b45-7fa4-9aea-b3d676a93a63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061630
StatusPUBLIC

Content hashes

Canonical text71124f08966b6c84f06787c6dc3ac3dba0d46cc209287fa58215fc9b5bd4356a
Markdown46bab8cf80881d152d52b460d3211ede24e1528a2839c0c38effc0c137acf8b4
PDF
Publication page2a068f49afc6bf3e5ec574e68639ffacfea790414172bba571142b4ec7d8214c
Manifeste2e286474a35358266b995f4d9ba7581d0923b73b2372225bd2aa42f25722da0

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
Signature/QU5fYGyVZ93oZEXcF4qJuv9fFz/6Q370i5SDrRXdS/K/QE+BEk3G7qLmD7PHb9K6UGf0RTgAqpmLzZBGumlAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:34.032163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061630
observed 2a068f49afc6bf3e5ec574e68639ffac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:34.013444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061630/manifest.json
observed e2e286474a35358266b995f4d9ba7581...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.993889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061630/publication.md
observed 46bab8cf80881d152d52b460d3211ede...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:33.972725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061630/publication.txt
observed 71124f08966b6c84f06787c6dc3ac3db...
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.