OpenTechnical

OT-2026-000067262

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000067262) never changes.

Identity and time

Publication numberOT-2026-000067262 · never reused
Internal UUID01a0ae8f-6bd6-7a15-8a3e-3f6ccbcf849b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067262
StatusPUBLIC

Content hashes

Canonical text6eacb0818835aa265f220bee7049e7fab51e0598e716b6420ffcb8103ff043e0
Markdown61e7f6d63a785985e614ccc04e8877b6c36bab959d1cfa2281c3d974b795d4e4
PDF
Publication page6010105e980fac0fdf477596fef617479cdbccc0d8b49c640b6da89fca3b1d00
Manifest2ed39ffa5a78cbb6690a62cfd11b4679fb633f66a0ec1fc067960f4ea978cb06

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
SignaturefIEfb4xcCl/HL1OORL5OkLU8jn+f0746vJz4EfqsEfpcrbcfRqEr8Qhn6d/LZ7E/Wd3ehEpStM0g84pL5gXFDQ==
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

2026-09-17T10:30:56.483611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067262
observed 6010105e980fac0fdf477596fef61747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.466080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067262/manifest.json
observed 2ed39ffa5a78cbb6690a62cfd11b4679...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.448124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067262/publication.md
observed 61e7f6d63a785985e614ccc04e8877b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.429735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067262/publication.txt
observed 6eacb0818835aa265f220bee7049e7fa...
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.