OpenTechnical

OT-2026-000082478

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000082478) never changes.

Identity and time

Publication numberOT-2026-000082478 · never reused
Internal UUID01a0ae97-4d97-7708-aeee-99bbff1b35fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082478
StatusPUBLIC

Content hashes

Canonical text9e27e0d24a0e15c815ef417862f73c6bda45447680dceaeeee785569c8e617b5
Markdown5ad1196618719e5b357523574c6a737535a80368fa93d361eb04058cb2d4719e
PDF
Publication page14a50d5e724634448e5d6666dd73e69fdf1d5f76c00820e47817abbc6252db8a
Manifest70ec18553600536d9c497a623fec6604e39f2f35ae08e9877d4aa4dde22ae61d

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
Signatureg+w4MEW+9qeP+qN/SlDI0YzNpfTU1Q0f1qeJX0fyMcQxNoakY+Wjl3Lk4t/gWrrcaRZZ+UCRcCftu71wHp2rCQ==
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

2026-09-17T09:59:29.002401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082478
observed 14a50d5e724634448e5d6666dd73e69f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.983658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082478/manifest.json
observed 70ec18553600536d9c497a623fec6604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.965999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082478/publication.md
observed 5ad1196618719e5b357523574c6a7375...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:28.947661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082478/publication.txt
observed 9e27e0d24a0e15c815ef417862f73c6b...
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.