OpenTechnical

OT-2026-000087178

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000087178) never changes.

Identity and time

Publication numberOT-2026-000087178 · never reused
Internal UUID01a0ae9a-9f2e-7bdf-9caf-9919a7af95a8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087178
StatusPUBLIC

Content hashes

Canonical text605cfdf73a087e1baf8d2e393101fae5142b99d1ad11579d8bae00d8f8b37828
Markdown040b96784eb95e7c35bcce0190a0a7da16987818cbe33c7612bf6f922f7dcf6a
PDF
Publication pagef5b9fb46f8540d5e4c851a797e8e0022bb0e38117b535379d3a49c5faa466b76
Manifestd4191f045e88cdc440ef700f54d6679825746f95d46878caa5ffaf7ab4ac53d1

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
Signaturetmz6ysyWT482x3boGtX7MZHbqN0PjwDlhjIjktnekrIqLXOYnREiqK3oiRnxH0GuNn3m9gc+IyFEQOEndxLfCA==
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

2026-09-17T09:51:26.973789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087178
observed f5b9fb46f8540d5e4c851a797e8e0022...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:26.955409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087178/manifest.json
observed d4191f045e88cdc440ef700f54d66798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:26.935634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087178/publication.md
observed 040b96784eb95e7c35bcce0190a0a7da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:26.918051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087178/publication.txt
observed 605cfdf73a087e1baf8d2e393101fae5...
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.