OpenTechnical

OT-2026-000049056

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000049056) never changes.

Identity and time

Publication numberOT-2026-000049056 · never reused
Internal UUID01a0ae81-134d-773e-8641-cbf492a851e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049056
StatusPUBLIC

Content hashes

Canonical textbf93ef8897b50521f01f772773849c34fca22a931c85dc609f20592296d08376
Markdown06bec3f7f67ec8a77c99820c9fe4f7887b5e258a150f1c1b976cde9f45a8a09b
PDF
Publication pagee20068a62dbd7ce34ae57b6bcc9cf0bcaf2f1774ab933e5384fc1d123eb67f81
Manifeste6a864d088f921844711c187cba7e2c8050b9b92d37001c9a56ea5157a3242a4

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
SignatureXw36AXpAHFm1KBRpcFJImElADsUw5u1qR8sEbned86H87uUTozuOQUDLdiXtBtP+drL6rwchUgeomTn1WGChCQ==
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

2026-09-17T11:03:17.175265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049056
observed e20068a62dbd7ce34ae57b6bcc9cf0bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:17.154126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049056/manifest.json
observed e6a864d088f921844711c187cba7e2c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:17.134962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049056/publication.md
observed 06bec3f7f67ec8a77c99820c9fe4f788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:17.115586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049056/publication.txt
observed bf93ef8897b50521f01f772773849c34...
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.