OpenTechnical

OT-2026-000038287

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000038287) never changes.

Identity and time

Publication numberOT-2026-000038287 · never reused
Internal UUID01a0ae78-2d51-786e-a2c8-a84f3eb6b3f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038287
StatusPUBLIC

Content hashes

Canonical textd8a8aeddcd385a23524e33d46fdc9952603dd203ae977dde7d79165a6b9d6590
Markdown8c2abe8bb71d87f3ad91d3181842f0384e308e413526c2f69df7be5bef7f3395
PDF
Publication pagec3e31620c569c29f213e5593f42502299fb292ecc4eec66e400d11153d732f02
Manifesta2a167cd0f6b0621c5c3ee03c8e6167df5c54899cbb770f1a10cd3f1970f9da9

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
SignatureYO8a2XAJlI7mDAQgZ/o76uzdSvww83kzjlRt1mCm5UqRgT7mSM/g1olJWcJKHC6PB36G9DZ8az0K4Pwn+i+0AA==
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

2026-09-17T11:22:27.230810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038287
observed c3e31620c569c29f213e5593f4250229...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.213203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038287/manifest.json
observed a2a167cd0f6b0621c5c3ee03c8e6167d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.195399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038287/publication.md
observed 8c2abe8bb71d87f3ad91d3181842f038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.179238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038287/publication.txt
observed d8a8aeddcd385a23524e33d46fdc9952...
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.