OpenTechnical

OT-2026-000039597

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000039597) never changes.

Identity and time

Publication numberOT-2026-000039597 · never reused
Internal UUID01a0ae78-d8d3-7a10-9908-6d97d0917320 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039597
StatusPUBLIC

Content hashes

Canonical text8da24f28c7fc995f25bbe831f639cefe73e428c4e2351b74a635dd4e4f62e8a4
Markdown36de41d44cdce21558da763da526c512c7d5d91482ae582d76d97e921ba0eb4d
PDF
Publication pagef8aef91f6c4a50a8e0c492c4edadd050178f618964b757165b3ddc4e3c4df01b
Manifest430c87dee1b9d695eea7b35bd78b17da0d2b764ec8d17985e489958e8063a0ed

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
SignatureK2+8EyXQO36e3o3WLWfLHPVoBYs1T4B3Y5Id1cExwXwPl9CB7Mx9OhzsDDZavOM1ZSZd3dZbH5u8e9dJOtj5BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:40.499870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039597
observed f8aef91f6c4a50a8e0c492c4edadd050...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.482081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039597/manifest.json
observed 430c87dee1b9d695eea7b35bd78b17da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.464354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039597/publication.md
observed 36de41d44cdce21558da763da526c512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:40.415429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039597/publication.txt
observed 8da24f28c7fc995f25bbe831f639cefe...
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.