OpenTechnical

OT-2026-000039069

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000039069) never changes.

Identity and time

Publication numberOT-2026-000039069 · never reused
Internal UUID01a0ae78-9672-783f-af43-95342e2a3575 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039069
StatusPUBLIC

Content hashes

Canonical texta06bf9f08d7fe88f6a62bd864b64266c1c6d5f4370d7dfcdc76ca0c9380a1778
Markdown1514435e9c66886843f86aa6be95d700ce1d113c95db7f6053b4e6d3632f2c6d
PDF
Publication pagea7768858dca7235185fb9a8bd81e061c47ae4e62623acfa30b41367a6381cc62
Manifest7f075e83bb9fdd5d90759a55bb0b38fd2ede8017754ce7a47a8a299c620036cd

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
SignatureX9nWwHc6nhLwyFvKZpxk5bFD+vc+CAuVbQSpoFI/Xetlp3i7EY64QocoNgK3S5U5Lcy8NJ4Qt5lwRyha4h0sAw==
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

2026-09-17T11:20:32.636959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039069
observed a7768858dca7235185fb9a8bd81e061c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.614876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039069/manifest.json
observed 7f075e83bb9fdd5d90759a55bb0b38fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.596706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039069/publication.md
observed 1514435e9c66886843f86aa6be95d700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:32.576461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039069/publication.txt
observed a06bf9f08d7fe88f6a62bd864b64266c...
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.