OpenTechnical

OT-2026-000046465

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000046465) never changes.

Identity and time

Publication numberOT-2026-000046465 · never reused
Internal UUID01a0ae7e-57dc-7f8a-a022-f3c24902d744 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046465
StatusPUBLIC

Content hashes

Canonical textf20a28e337f21f0a60aec2c3c06b907dbf7d6323eb908ae9ff3cbf01059b33d8
Markdown1a8942d145eb45f2a40fc82681e87dca3d1b08e1d4e98ec7b6d826535b794332
PDF
Publication page4e9441c8e4c5ddf3a88f04ab3dc7646d2686e803d35cd71e2185dfb42755b026
Manifest9b05f56bb412189986c8fa5da3a010c28a39462a62cbee3a610ddc3753c085e7

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
SignaturewYBTQv/5PLkoZHbRTZ0BD9zLPa2SRy48ybbowEHADNq5JK2rXEWaegtr3c8E2RIlYVQHTA2Kibh1aaZW4Q5yBw==
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

2026-09-17T11:08:29.567365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046465
observed 4e9441c8e4c5ddf3a88f04ab3dc7646d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.549389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046465/manifest.json
observed 9b05f56bb412189986c8fa5da3a010c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.529165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046465/publication.md
observed 1a8942d145eb45f2a40fc82681e87dca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.506479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046465/publication.txt
observed f20a28e337f21f0a60aec2c3c06b907d...
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.