Pith Number

pith:K6T2WGHC

pith:2009:K6T2WGHCZHACGMCDQ37DNFS4QG

not attested not anchored not stored refs pending

The Precision Array for Probing the Epoch of Reionization: 8 Station Results

Aaron R. Parsons, Chaitali R. Parashare, Chris L. Carilli, Daniel C. Jacobs, Daniel J. Werthimer, David Herne, Donald C. Backer, Erin E. Benoit, Griffin S. Foster, James E. Aguirre, Jason R. Manley, Melvyn C. H. Wright, Mervyn J. Lynch, Nicole E. Gugliucci, Richard F. Bradley

arxiv:0904.2334 v2 · 2009-04-15 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K6T2WGHCZHACGMCDQ37DNFS4QG}

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	2026-05-18T02:14:00.169831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57a7ab18e2c9c023304386fe36965c819a02d91dc5b4d37e73bb1710e5c4b57f

Aliases

arxiv: 0904.2334 · arxiv_version: 0904.2334v2 · doi: 10.48550/arxiv.0904.2334 · pith_short_12: K6T2WGHCZHAC · pith_short_16: K6T2WGHCZHACGMCD · pith_short_8: K6T2WGHC

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/K6T2WGHCZHACGMCDQ37DNFS4QG \
  | 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: 57a7ab18e2c9c023304386fe36965c819a02d91dc5b4d37e73bb1710e5c4b57f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee5c13e75318af13a8e24e9a63edb2e033a7386debfbdd45be1b144d0689ea8e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-04-15T15:13:48Z",
    "title_canon_sha256": "bd1c273bfe6615a6a0e0af9048c33b58bc26aacadcd757f86f476c999d0f442b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2334",
    "kind": "arxiv",
    "version": 2
  }
}