OpenTechnical

OT-2026-000038768

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000038768) never changes.

Identity and time

Publication numberOT-2026-000038768 · never reused
Internal UUID01a0ae78-769e-7a80-80b6-3f6061720f23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038768
StatusPUBLIC

Content hashes

Canonical texta43c690daf98b54ea8cd30fce2f502e00b684718a11b5994775361a8f8e0ffac
Markdown3b75c04ced6ac81ac5e2c5386339b05620ad83ebc575bced56b7f1beda9f6525
PDF
Publication page130286ca3725f4ad38b0df216ba6a668bf0b7799a87e1e5c2078c168b82fbed7
Manifest28c8a7ea970170f7e3067b09d066336ec49a5c87dde91cc17ac4341a6d606e91

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
Signaturez/592xRlrqpwvL657eDAJ6+Cl86QEpMObqcMf1RZIgeOwhKL+q5aUekR6wUZlaxgvHnHI9itxDBDfZfPQ3zNCw==
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

2026-09-17T11:21:18.589990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038768
observed 130286ca3725f4ad38b0df216ba6a668...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.572906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038768/manifest.json
observed 28c8a7ea970170f7e3067b09d066336e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.554428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038768/publication.md
observed 3b75c04ced6ac81ac5e2c5386339b056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:18.533994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038768/publication.txt
observed a43c690daf98b54ea8cd30fce2f502e0...
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.