OpenTechnical

OT-2026-000040204

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000040204) never changes.

Identity and time

Publication numberOT-2026-000040204 · never reused
Internal UUID01a0ae79-26ff-72c5-98e0-041aa6ae5ea3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040204
StatusPUBLIC

Content hashes

Canonical text9dcb15bf0ff28acc55b0aee8cdd808576166decd51cbe509101f141e1737d94f
Markdown97b8956dbf6ddc7d5ddd7ea007f0825b2b5358d88945d9f0f94a1bb667ae3199
PDF
Publication page4027540a954cf2f1d41754d814ab82f15da326359e4afa4bc6acbcafc65b8727
Manifest139ba66f3c2963be008a5fd9f93907d938e82947aba8c34b649d823f43ddb763

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
SignatureLKpTXMruR2u8dNVcmy1P6wR4NfuzzYArwW2ssMWZvdK3Z4jqJRwxtxgWMLCGQMy/TGSNvKrnn+rodqp2GWWLDQ==
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

2026-09-17T11:19:05.259632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040204
observed 4027540a954cf2f1d41754d814ab82f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:05.243859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040204/manifest.json
observed 139ba66f3c2963be008a5fd9f93907d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:05.228389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040204/publication.md
observed 97b8956dbf6ddc7d5ddd7ea007f0825b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:05.212156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040204/publication.txt
observed 9dcb15bf0ff28acc55b0aee8cdd80857...
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.