OpenTechnical

OT-2026-000038285

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000038285) never changes.

Identity and time

Publication numberOT-2026-000038285 · never reused
Internal UUID01a0ae78-2d51-7627-a30d-a16e5f6c58a1 · 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-2026-000038285
StatusPUBLIC

Content hashes

Canonical texta3415c50ee551548d472b8e9a9cf8f806cb4dd777e15659c150e0af1c110953b
Markdownb6f3d7f4077370446cfb5aaa1657ec355f591e0db0ea4ee2a56356a9707a280f
PDF
Publication page3f667d577eea8b06bc9641331f9d6ca52a6226f7802bba293ba17392dc86b2bd
Manifestc7c1dbd421cbdbc7f6240941978458934280b14463e92d4e2295a6d96bae9d5b

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
SignatureeyBsOLpStmldNOagVnrFDnU0fIo55VbxDZiXgcvwhmMpC78lyE18TlhJwA5gr/DnuS+vXO5eKpeWDkSpAK21CQ==
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

2026-09-17T11:22:27.079863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038285
observed 3f667d577eea8b06bc9641331f9d6ca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.061392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038285/manifest.json
observed c7c1dbd421cbdbc7f624094197845893...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.042613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038285/publication.md
observed b6f3d7f4077370446cfb5aaa1657ec35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:27.019160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038285/publication.txt
observed a3415c50ee551548d472b8e9a9cf8f80...
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.