OpenTechnical

OT-2026-000068534

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000068534) never changes.

Identity and time

Publication numberOT-2026-000068534 · never reused
Internal UUID01a0ae90-2482-7e47-b2e1-8435017e2b66 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068534
StatusPUBLIC

Content hashes

Canonical textbb35e8800ced15ece32875b1fc49b894958d0f9f5f73063ba67a2aa61b026f99
Markdown5b39977bdf37dcfdf648ad26374158cea073c8cd94f39e1f2c590366ab39521e
PDF
Publication pagec65b4f073ddb9a475f9feda66d58c361817b677310151bf1cf9ad8a8f85d7c27
Manifest03781d4bbe1e69c02b447ccbe9e13751042878c1f19ab0d47ed7130dc136092d

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
SignaturesNH1D9kM0R+z1vIzbgLnu6LD9N7D5FDjh/6Z+IZtbrGInd6WJKG0M7nZyHV3vFYruYfitAnMMVrLc3WeMJLQCA==
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

2026-09-17T10:29:41.787403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068534
observed c65b4f073ddb9a475f9feda66d58c361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:41.770588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068534/manifest.json
observed 03781d4bbe1e69c02b447ccbe9e13751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:41.753718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068534/publication.md
observed 5b39977bdf37dcfdf648ad26374158ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:41.736379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068534/publication.txt
observed bb35e8800ced15ece32875b1fc49b894...
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.