OpenTechnical

OT-2026-000009727

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000009727) never changes.

Identity and time

Publication numberOT-2026-000009727 · never reused
Internal UUID01a0ae6b-7564-793d-af39-6cb130d40f63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009727
StatusPUBLIC

Content hashes

Canonical text5c0ba108311d03b1dd12fe6fdbba3e8c9320d2e82c70972afc8de86092d61bfa
Markdownd9c0a28af352742d7ac5cd4d34d71bc0823dcfb2a992edb9ddedf618cb1d54b7
PDF
Publication pageb30e6b0212d950dbd5affc90bc46ec8dd6cda9bd31e8c6e6dbd62a0e41d3a83a
Manifest73f1ecdcba431b5a341e58eef29689fddf782cc10de6a7efb76f21eac458a198

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
Signature+cI6LsM5J2GV+RkSw9sSe0ABwxy1xs7pjoFaxFE18ilp6OJDy7nOEjxCDY48xaBZblEVKefuZgdL21DVD+LmBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:13.530200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009727
observed b30e6b0212d950dbd5affc90bc46ec8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:13.512605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009727/manifest.json
observed 73f1ecdcba431b5a341e58eef29689fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:13.492852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009727/publication.md
observed d9c0a28af352742d7ac5cd4d34d71bc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:13.472446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009727/publication.txt
observed 5c0ba108311d03b1dd12fe6fdbba3e8c...
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.