OpenTechnical

OT-2026-000058070

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented before 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-2026-000058070) never changes.

Identity and time

Publication numberOT-2026-000058070 · never reused
Internal UUID01a0ae88-6eda-76c1-ae42-c849b3a311be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058070
StatusPUBLIC

Content hashes

Canonical text18dd03dc90e889f2031047c1803946ac306063a700a183d9b12e51dee4738bc3
Markdowne5ca4ea37f96418f9ec2dfeb39cdf57bcf80d7ee9c4d6b35fc143f7843f8e3cf
PDF
Publication page63c34f8974374da6846b31affbbd9f811618375fb7b231358fc7636d9709455b
Manifest70b2c105b56993f6fcd695eb0754493813ad7707b234289947c9507205146f1d

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
Signaturee9p7HY4BsmedwjwE2N/DiqXc1gSVd1pSmKBsQ64QwZ7zpWOs9bzE/MT8e8nKUljeUPPo22vyCV0E8k6YpAK+DQ==
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

2026-09-17T10:47:43.588615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058070
observed 63c34f8974374da6846b31affbbd9f81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.571704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058070/manifest.json
observed 70b2c105b56993f6fcd695eb07544938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.551346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058070/publication.md
observed e5ca4ea37f96418f9ec2dfeb39cdf57b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:43.532475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058070/publication.txt
observed 18dd03dc90e889f2031047c1803946ac...
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.