OpenTechnical

OT-2026-000048712

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold 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-2026-000048712) never changes.

Identity and time

Publication numberOT-2026-000048712 · never reused
Internal UUID01a0ae80-c32b-7323-b6b7-2ee23af0ad11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048712
StatusPUBLIC

Content hashes

Canonical text24d21691027c0d33b4d74526bf5901ddafd3eb74b5087184eaacfb7b8a516d12
Markdowndd1422ed43ffe9f6219b55bc5c664274f63b4f779d73b91384caaee6ce6ff733
PDF
Publication page2e2a905aa1833d3052431ec5db2c21883479fce18d23187eba72a616cb101a52
Manifest7b0d89e3ce2cebf8c5e7f0dde30353af8153082841e00dc894f5b3640ed8822d

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
SignatureljFH86uqBvBycGf4sQyPtxhLH2OlmNNoplACZRee506C56Le6i/d1gLLRZpIVpWvkWJnO03Bqq+ZbNaEAz9pAw==
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

2026-09-17T11:04:21.160427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048712
observed 2e2a905aa1833d3052431ec5db2c2188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:21.140105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048712/manifest.json
observed 7b0d89e3ce2cebf8c5e7f0dde30353af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:21.117814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048712/publication.md
observed dd1422ed43ffe9f6219b55bc5c664274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:21.097853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048712/publication.txt
observed 24d21691027c0d33b4d74526bf5901dd...
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.