OpenTechnical

OT-2026-000023182

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000023182) never changes.

Identity and time

Publication numberOT-2026-000023182 · never reused
Internal UUID01a0ae70-7267-70cc-99c7-66bc441af2ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023182
StatusPUBLIC

Content hashes

Canonical text82ccd45556beaf8fa522107dd37fe1e63c8b2d3a6dd717b4d4e35ccb0512e73a
Markdown82f740183180ff62d83a2b288e9238cf7dff9a5f2cbb87bad9b7e18df39ce3bd
PDF
Publication page037263cb8325e006003a2289a534859fb84e184fd89eab32ec3d95c52ec68158
Manifestb6c413d9ffb4e217b78e757e247a7a5e610e3c9dd7b82e1e78c6085af199c78c

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
SignaturemH7wiuUv8L5F1s57BUCfpVLK2ohLRWoOg3MQpCa0cjji+6SW7Lg0S8sZRLqjxDvqCzMzxYuKvdY5iaV0V/37AA==
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

2026-09-17T11:51:07.772568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023182
observed 037263cb8325e006003a2289a534859f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:07.755826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023182/manifest.json
observed b6c413d9ffb4e217b78e757e247a7a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:07.739419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023182/publication.md
observed 82f740183180ff62d83a2b288e9238cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:07.720463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023182/publication.txt
observed 82ccd45556beaf8fa522107dd37fe1e6...
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.