OpenTechnical

OT-2026-000101316

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000101316) never changes.

Identity and time

Publication numberOT-2026-000101316 · never reused
Internal UUID01a0aea3-c379-7355-9fe2-6f5fa6a5ae7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101316
StatusPUBLIC

Content hashes

Canonical text825cbcc565031d89e9920a3214d62ff5b08dc1a7599e5b848d6294f78d59bc59
Markdown423c20553ff2de83801b081285a93a05c1a87cd80415915b8110b785964edb9f
PDF
Publication paged2be4dcb5047436e4addb39d275d6297dd0bc77806f919943a1ad23d5f4b8c50
Manifest212fd5166cf354af131ffff7b2d3ad79ed7f254bfc2c865d1a08b84c18c44e66

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
Signature34bjq5d/yCMmnNzAw3EP/L8vZSwOJZb2A59wYsWhcGiLvly2NMhzdVnKl4EDxPjoRYAgL9c1A6xF0+c95vEJCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:00.244789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101316
observed d2be4dcb5047436e4addb39d275d6297...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.226070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101316/manifest.json
observed 212fd5166cf354af131ffff7b2d3ad79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.210347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101316/publication.md
observed 423c20553ff2de83801b081285a93a05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.193107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101316/publication.txt
observed 825cbcc565031d89e9920a3214d62ff5...
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.