OpenTechnical

OT-2026-000062317

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000062317) never changes.

Identity and time

Publication numberOT-2026-000062317 · never reused
Internal UUID01a0ae8c-0abf-7d1e-b67a-c55143f460f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062317
StatusPUBLIC

Content hashes

Canonical text93b0785c4371e393f6289b471b982eb86d0ce6da91ef2330291b21df011b7d3c
Markdown7df6976b6059a714a20a7cd9050ee64fd4a2dd7829f35396b7573fbca9470c44
PDF
Publication page8a337f457878a6679efd2094fd1017f7875c0f356469fda1d939098867fcf210
Manifest2737582261affd3ff3cbee9ba2f61f028dc308aa3ebff6d7e0516c15fea4ae2e

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
SignatureDmphG5jJAH6ui/R1G+AxVOlAaFnCacrSIxxqjgwCwjXuVkfpS4z87F7hHpbDIFZge7hyaey9ntnhwBjZsuPmCg==
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

2026-09-17T10:39:37.258015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062317
observed 8a337f457878a6679efd2094fd1017f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:37.238436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062317/manifest.json
observed 2737582261affd3ff3cbee9ba2f61f02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:37.221963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062317/publication.md
observed 7df6976b6059a714a20a7cd9050ee64f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:37.201881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062317/publication.txt
observed 93b0785c4371e393f6289b471b982eb8...
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.