OpenTechnical

OT-2026-000012474

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, pulsed blow-off 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-2026-000012474) never changes.

Identity and time

Publication numberOT-2026-000012474 · never reused
Internal UUID01a0ae6d-39f7-75de-a38a-dca3a31313e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012474
StatusPUBLIC

Content hashes

Canonical text98c5c69975deecf7c55fe85e1090405e2fb7f67a663701c3dfcea78c1a02e5aa
Markdownedc9ac80d663144a5d6780152f6236fd1480d5c2bb39074a92aacfd973c76a41
PDF
Publication pagebb1d7b20360c7c2dbdfd6951b5712fda4d21b3645b6df2f02c070d82ee9b3ba8
Manifestc1e3778325a210ef6100e402fbee79efd09a91e81fae2114ea16821d8660d80c

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
SignatureSE97nmWCKQ5DusOHgPGXjhAHRIFaIXlB+/bagupCrJpq8ZlLFsiLSY5GxZNOIgvdaWXf0YrIC0PGHz8WR0R8DQ==
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

2026-09-17T12:11:59.146097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012474
observed bb1d7b20360c7c2dbdfd6951b5712fda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.127176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012474/manifest.json
observed c1e3778325a210ef6100e402fbee79ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.109201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012474/publication.md
observed edc9ac80d663144a5d6780152f6236fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:59.089709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012474/publication.txt
observed 98c5c69975deecf7c55fe85e1090405e...
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.