OpenTechnical

OT-2026-000050332

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050332) never changes.

Identity and time

Publication numberOT-2026-000050332 · never reused
Internal UUID01a0ae82-5c47-76bb-b90f-598d054a5dbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050332
StatusPUBLIC

Content hashes

Canonical textac75e090273592afdb5a84bfbb9a91a1528ecb5a2b3d8070d8fd6142f9191430
Markdownf08a08f2bed9b8234b442aa708221d1a942d270697d1a3c0af2b9967b0d6a4e6
PDF
Publication page156d03b0d92803397196d61a3fea2b96d257e9dc70411997c7ca660b3036aa68
Manifestf2ceaadf310f17eefdbc2ae45c7d0bc2348581b2c4974c43106ab4a8673b937a

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
Signature0zZRClXfKng/egHOJleLgkfvK7D9zbupelfBX2YeJKDPHu30FXbcAH/Ir9Hz3STIOWJa8gS9FBJgVm8lTMMpBw==
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

2026-09-17T11:01:21.510124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050332
observed 156d03b0d92803397196d61a3fea2b96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:21.495284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050332/manifest.json
observed f2ceaadf310f17eefdbc2ae45c7d0bc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:21.480196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050332/publication.md
observed f08a08f2bed9b8234b442aa708221d1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:21.463519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050332/publication.txt
observed ac75e090273592afdb5a84bfbb9a91a1...
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.