OpenTechnical

OT-2026-000067727

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000067727) never changes.

Identity and time

Publication numberOT-2026-000067727 · never reused
Internal UUID01a0ae8f-c4f9-73ef-bfb9-9d6f69e3e21c · 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-2026-000067727
StatusPUBLIC

Content hashes

Canonical text22ef644332201260b45b0111e1b4cf9d099940bdf6ce13fc43a0679ceda308bf
Markdownf5aa3559353a1e4a41fe6330dce2ec2e8d80f84383e6896a4934298d732d0b97
PDF
Publication page9014f171f6630e13bf68eab94a7a98c1ca14b4ec134751c5da1f24038dd202f7
Manifest1d7cb03dc1e8831c943662335c60e812ea6cc268403974a427e4e095c493f97e

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
SignatureO59v9JfrzdSHmDU/Q21xyXouChCQDNsRP4kaXsBZ+DuV4Yhl/UdfE6GMalpquITClkBVmKioakfT+4J+75OqCg==
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

2026-09-17T10:29:56.610983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067727
observed 9014f171f6630e13bf68eab94a7a98c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:56.587430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067727/manifest.json
observed 1d7cb03dc1e8831c943662335c60e812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:56.564969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067727/publication.md
observed f5aa3559353a1e4a41fe6330dce2ec2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:56.540376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067727/publication.txt
observed 22ef644332201260b45b0111e1b4cf9d...
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.