OpenTechnical

OT-2026-000044247

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000044247) never changes.

Identity and time

Publication numberOT-2026-000044247 · never reused
Internal UUID01a0ae7c-39d5-7d11-9f4f-268258869931 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044247
StatusPUBLIC

Content hashes

Canonical text0d0df08e87163fc1cfaaec4f6bd7caeeaa2f891267b69ee4f3c27b9fcf59b4cb
Markdown4db4a684db9aeaefed7017cfad496757a21506ab4d57266cc0ceecc15e8da2d7
PDF
Publication page0524c3d1f31b1635dbbc3a10c976206c01a41d7341ea6c430877c1b52282935f
Manifestdd97327a6250190a0d1682f68c97d2469a806b9eee11ce9300d3603b49f2a2c3

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
SignatureCo8ej33f3tPcQwV1AyKwDvoaiaJJ8MG3/sHu8zhhWNbTozVV6MvjVvPBRm+qp7/DHFPHKaxGJ+6jyvHvJjAGCg==
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

2026-09-17T08:30:05.832469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044247
observed 0524c3d1f31b1635dbbc3a10c976206c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:05.812408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044247/manifest.json
observed dd97327a6250190a0d1682f68c97d246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:05.792819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044247/publication.md
observed 4db4a684db9aeaefed7017cfad496757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:05.774536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044247/publication.txt
observed 0d0df08e87163fc1cfaaec4f6bd7caee...
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.