OpenTechnical

OT-2026-000059962

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented before 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-2026-000059962) never changes.

Identity and time

Publication numberOT-2026-000059962 · never reused
Internal UUID01a0ae89-ec26-7498-978e-9b84af370b1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059962
StatusPUBLIC

Content hashes

Canonical text8f744abe05b6c20d6efcf007f6392f52afc249d73458ba78a1fba00e423a9be2
Markdown4bce5d166480e5eea51997ba875291cfb8e3facf56b6fab29f551ec5d604ed07
PDF
Publication page9c0162d3a5e8e910b999356d3035e23987ce95f0cc2754362a77be6c1372cbae
Manifestb910eb3fe3f1bb3c43a84cf5e3ca59038db415c972089d94737c4884b7d8da56

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
SignaturewuDl8zByVMvIpdbZWDtokXp98SkPBbUjFVwi8I8LGjtDckl7fPDHATaTlO7bNNiBRioeM5BoI2+C/7WLGDgXBA==
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

2026-09-17T10:44:44.736118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059962
observed 9c0162d3a5e8e910b999356d3035e239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.719393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059962/manifest.json
observed b910eb3fe3f1bb3c43a84cf5e3ca5903...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.702416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059962/publication.md
observed 4bce5d166480e5eea51997ba875291cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:44.686390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059962/publication.txt
observed 8f744abe05b6c20d6efcf007f6392f52...
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.