OpenTechnical

OT-2026-000025648

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000025648) never changes.

Identity and time

Publication numberOT-2026-000025648 · never reused
Internal UUID01a0ae71-9bc9-703f-9736-9d93395d3902 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025648
StatusPUBLIC

Content hashes

Canonical texte0c3f15f61e4c201ffa9c82f7bd796ec7d2e3e711fc40cd66af79b797f5b8136
Markdownf6e27dd381c3b7fc6f5840ab7267ed7c38833995b1055975ee7bfa6a085a5e89
PDF
Publication page1bef0dedf2b136fd03593ee3d636790ff2c28504be38e47a8a9c0d67837c69d1
Manifeste4813bc8fbbb6d835877a887b1e6c27ae771d6995d7e2f5603902cd0ce247896

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
Signature561VpszEPe3crEc3zxdbSxTD2hMNc2tgDKzkQruT7WwTiLMO62pqdM16YzqD1H0X0gEUY4/beP+/4uGchZX4Cg==
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

2026-09-17T11:46:51.068536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025648
observed 1bef0dedf2b136fd03593ee3d636790f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:51.049954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025648/manifest.json
observed e4813bc8fbbb6d835877a887b1e6c27a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:51.031967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025648/publication.md
observed f6e27dd381c3b7fc6f5840ab7267ed7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:51.012271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025648/publication.txt
observed e0c3f15f61e4c201ffa9c82f7bd796ec...
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.