OpenTechnical

OT-2026-000011476

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, vented before 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-2026-000011476) never changes.

Identity and time

Publication numberOT-2026-000011476 · never reused
Internal UUID01a0ae6c-88ff-79e8-8623-c67d78ec8f18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011476
StatusPUBLIC

Content hashes

Canonical texta70c69d2b02e6f3f991f4931676ab1f2ecd26e3f07a8d295fe1e2fe6a71367da
Markdownc7055f96e59fc3261258c46d3294b710a2c043bb8c625b6dd2c183863b3fc265
PDF
Publication pagee6b845dc33ea6d24117b0c26c975399efcc822bd207a31c479d82721ac4ead74
Manifestc9b23ef698fb7d83ad78d0b9fbd9f5f9fef71097651f4429eb88c9a46d7fcda3

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
SignaturedyVvR/H6av20cmvbqpbWltzuOJfZeWt5fhjl4js1bTqV979YayxOzYsjwdlwZrwV3HHKY6EOOZHp2RR1CX8kBw==
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

2026-09-17T12:13:14.866155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011476
observed e6b845dc33ea6d24117b0c26c975399e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.846457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011476/manifest.json
observed c9b23ef698fb7d83ad78d0b9fbd9f5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.828822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011476/publication.md
observed c7055f96e59fc3261258c46d3294b710...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:14.810828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011476/publication.txt
observed a70c69d2b02e6f3f991f4931676ab1f2...
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.