OpenTechnical

OT-2026-000016935

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000016935) never changes.

Identity and time

Publication numberOT-2026-000016935 · never reused
Internal UUID01a0ae6e-591a-7fdf-9a86-0bae35f59755 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016935
StatusPUBLIC

Content hashes

Canonical text3d9658689ec36da514bbe39765af0dbc05d26b43fb2fef38c70bef23b05e29e8
Markdownee77c2b337a046eb7c38ed26b71c7187933bb6a45d7b071bc1515536c3f7cabe
PDF
Publication page2a785442918303adab707d715bd0f0052bc735602b29b79a691ec63de3d62b17
Manifest96c61c16de6d70ac1113dd7c3be3618272ff7dcbd39c58c2016f18fee0add63f

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
SignatureDr32O8oVrIB2/pEIgvbvne4eptHr8LcCBsOc3SAs41b0cUuVz2AWWroilKuYbj2CjZUyqFVuxHWzV6EwastsCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:03:13.096033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016935
observed 2a785442918303adab707d715bd0f005...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.079816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016935/manifest.json
observed 96c61c16de6d70ac1113dd7c3be36182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.064509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016935/publication.md
observed ee77c2b337a046eb7c38ed26b71c7187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:13.047349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016935/publication.txt
observed 3d9658689ec36da514bbe39765af0dbc...
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.