Pith Number

pith:TYKASHGB

pith:2009:TYKASHGBQJFKT2FYPQT2J2I3WN

not attested not anchored not stored refs pending

A room temperature 19-channel magnetic field mapping device for cardiac signals

A. Hofer, A. Weis, G. Bison, H. Saudan, J.-L. Schenker, M. Kasprzak, N. Castagna, P. Knowles

arxiv:0906.4869 v2 · 2009-06-26 · physics.ins-det · physics.med-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TYKASHGBQJFKT2FYPQT2J2I3WN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:13:12.539942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e14091cc1824aa9e8b87c27a4e91bb3506cadd2d6f086cea8b36effd91641d4

Aliases

arxiv: 0906.4869 · arxiv_version: 0906.4869v2 · doi: 10.48550/arxiv.0906.4869 · pith_short_12: TYKASHGBQJFK · pith_short_16: TYKASHGBQJFKT2FY · pith_short_8: TYKASHGB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/TYKASHGBQJFKT2FYPQT2J2I3WN \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9e14091cc1824aa9e8b87c27a4e91bb3506cadd2d6f086cea8b36effd91641d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "232627c8c0c3b9e3ebb49c5937e402982e10dfcf1126363834d217996e26835f",
    "cross_cats_sorted": [
      "physics.med-ph",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2009-06-26T08:39:48Z",
    "title_canon_sha256": "97fbeb58480debb849144a98060ea4b0f82973ba13201fa1b2d34fbee4e483af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4869",
    "kind": "arxiv",
    "version": 2
  }
}