OpenTechnical

OT-2026-000068353

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000068353) never changes.

Identity and time

Publication numberOT-2026-000068353 · never reused
Internal UUID01a0ae90-2480-7b9c-88d6-900fdb05842b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068353
StatusPUBLIC

Content hashes

Canonical text5d931524abdd8d9b62780e82d91d5cfeebd3f2c7ec1d5ef872cc4c96d24150da
Markdown1678ba8ca8134171ac753408060d43eeb308e954b0ceab8f9c15cd699b65ad8a
PDF
Publication page6b1e8282926dad33d4fbc458c3b21f6087fc0faffaf28a3596a1e800165e7343
Manifestaca39aa718c3d7d89bc67a3f48cf6b8605f3f8f12a46cd65ef45d62ba9364ad9

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
SignaturevVCZWkv0tkxwDuqsRSpoiIZDBxdK38l/tro6NPMwU+1Uf1xH4LiBelNLUpoPANfx6sMpQCO0MR/58nynKXN+Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:23.988848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068353
observed 6b1e8282926dad33d4fbc458c3b21f60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.970235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068353/manifest.json
observed aca39aa718c3d7d89bc67a3f48cf6b86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.952569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068353/publication.md
observed 1678ba8ca8134171ac753408060d43ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:23.934228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068353/publication.txt
observed 5d931524abdd8d9b62780e82d91d5cfe...
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.