OpenTechnical

OT-2026-000082989

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000082989) never changes.

Identity and time

Publication numberOT-2026-000082989 · never reused
Internal UUID01a0ae97-8cca-777e-b626-4f0dfc059aa8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082989
StatusPUBLIC

Content hashes

Canonical text871b1040be708d536f09fe456f823086ba3a6792837ee381c5b89e7e518974b7
Markdownf16a5a7384758cadc27cb23da4f0382f6498313aa990056af1778bd1af78266f
PDF
Publication pageeb10c16db6d77401c52824f5bb65566866a8886b251fc197200871734e7b1e66
Manifestf20307ffce14756f0ed5daa5eb2c0787d2193f830e36cebd8dbbf4276f1b9bf1

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
SignatureZEWSZ6qYYJM3IentDSEFwnwYGzm9bYU1ZIDrzKUSVdkZ53uoHsunUZsipnA/R7V2rXbGunHrIiWR9oyMKQnrBg==
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

2026-09-17T09:58:41.643326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082989
observed eb10c16db6d77401c52824f5bb655668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:41.626327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082989/manifest.json
observed f20307ffce14756f0ed5daa5eb2c0787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:41.608607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082989/publication.md
observed f16a5a7384758cadc27cb23da4f0382f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:41.591637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082989/publication.txt
observed 871b1040be708d536f09fe456f823086...
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.