OpenTechnical

OT-2026-000069413

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000069413) never changes.

Identity and time

Publication numberOT-2026-000069413 · never reused
Internal UUID01a0ae90-b52a-77af-a762-4c5b1c393b4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069413
StatusPUBLIC

Content hashes

Canonical text5245f6ac287894e2069b9fe7967791dd353ab3069d2b4a0235ca2c5f3f42eaae
Markdownfb9829a39870217e109d124710eadf38277119dc23a424e7aa3875e6d762f85e
PDF
Publication page0990a76007ea672a9f8f4170b5a4ca4e552a11b1e689b4b0881306fff5d873c1
Manifestc277cc5d86ace8c5564304bd89733ba57388dc3639bca111475266916ee91dd4

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
SignatureU23jeANhZv3XnSXZRWfISr+rEjt6HflCj+4UazT06zYO3n38W6ntIpu3R69ghK2g4P+8EUcsIOqgbfiYvWQ0CA==
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

2026-09-17T10:30:20.724185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069413
observed 0990a76007ea672a9f8f4170b5a4ca4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.704939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069413/manifest.json
observed c277cc5d86ace8c5564304bd89733ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.682266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069413/publication.md
observed fb9829a39870217e109d124710eadf38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.659693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069413/publication.txt
observed 5245f6ac287894e2069b9fe7967791dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.967853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069413
observed 0990a76007ea672a9f8f4170b5a4ca4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.951570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069413/manifest.json
observed c277cc5d86ace8c5564304bd89733ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.934559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069413/publication.md
observed fb9829a39870217e109d124710eadf38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.917843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069413/publication.txt
observed 5245f6ac287894e2069b9fe7967791dd...
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.