OpenTechnical

OT-2026-000092017

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000092017) never changes.

Identity and time

Publication numberOT-2026-000092017 · never reused
Internal UUID01a0ae9d-43bc-7615-bf3b-4072246c0969 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092017
StatusPUBLIC

Content hashes

Canonical text5844da2c14c20045d4c221f578cea40d7c4bbc6b47b67448637caff79a99cbaf
Markdowne2fd102719712cf50b12f9c655ed0466e81493948958e4df373b08bb0bc5489c
PDF
Publication pageddcaebc9805a3b841dbe107a95151bc55ecf1c7f0048fbb74fac95975ee3bea7
Manifest24d0b17ec5124dd363f3a2a6c4d8f0e05c1aed906be384b4ade055776170310b

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
Signature9cc3griz8gJH/8UmUA/WRKRWEbAZqZ29zOppyxN3r4SJKZ6AQjzxbzdJZjIVngxWWv9Nij5y7aC/l/d2D4VICQ==
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

2026-09-17T09:43:05.879777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092017
observed ddcaebc9805a3b841dbe107a95151bc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:05.861515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092017/manifest.json
observed 24d0b17ec5124dd363f3a2a6c4d8f0e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:05.838407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092017/publication.md
observed e2fd102719712cf50b12f9c655ed0466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:05.815974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092017/publication.txt
observed 5844da2c14c20045d4c221f578cea40d...
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.