OpenTechnical

OT-2026-000068199

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068199) never changes.

Identity and time

Publication numberOT-2026-000068199 · never reused
Internal UUID01a0ae8f-c4ff-741c-b223-d1253c4b506a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068199
StatusPUBLIC

Content hashes

Canonical text4aba0d996020ef1fb285fba63bc773be119bbc649deff09823ae39d0899c91b6
Markdown9686bd83e120c3cda952a84ff65daeb7a96dfc5053c5769bd9b44e6c1dd788b0
PDF
Publication page3509cd68d3758f3b609c27743a98afa242a2952038c8866e0fa64351f56ecc07
Manifestfe84d5c70716073f3e12f22299a4b682d65b68477df550a501bbd88f2f49073c

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
SignaturexQl3iPjHWeWtS7SevU9CkqrcvFDPTCQCnTVYY0vKo3k/fBRDUGezb0RG/AaJnInYN7MZN8szPJvsDo19NT1+BA==
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

2026-09-17T10:30:51.602364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068199
observed 3509cd68d3758f3b609c27743a98afa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:51.586045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068199/manifest.json
observed fe84d5c70716073f3e12f22299a4b682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:51.569600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068199/publication.md
observed 9686bd83e120c3cda952a84ff65daeb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:51.551593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068199/publication.txt
observed 4aba0d996020ef1fb285fba63bc773be...
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.