Pith Number

pith:6WOAMXP5

pith:2017:6WOAMXP5SSUHGSD6FBUP5RRLLF

not attested not anchored not stored refs pending

Polarized Redundant-Baseline Calibration for 21 cm Cosmology Without Adding Spectral Structure

Aaron R. Parsons, Adrian Liu, Chuneeta D. Nunhokee, Gianni Bernardi, James E. Aguirre, Jonathan C. Pober, Joshua S. Dillon, Nicholas S. Kern, Saul A. Kohn, Wenyang Li, Zaki S. Ali

arxiv:1712.07212 v2 · 2017-12-19 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6WOAMXP5SSUHGSD6FBUP5RRLLF}

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

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	2026-05-18T00:17:11.010229Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f59c065dfd94a873487e2868fec62b596efce3e9acc12248737a5fb7b5276a12

Aliases

arxiv: 1712.07212 · arxiv_version: 1712.07212v2 · doi: 10.48550/arxiv.1712.07212 · pith_short_12: 6WOAMXP5SSUH · pith_short_16: 6WOAMXP5SSUHGSD6 · pith_short_8: 6WOAMXP5

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/6WOAMXP5SSUHGSD6FBUP5RRLLF \
  | 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: f59c065dfd94a873487e2868fec62b596efce3e9acc12248737a5fb7b5276a12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd941d3d84f732f212be72cae454ad606fa1532af55ac609d9b05946cdf20d46",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-12-19T21:06:22Z",
    "title_canon_sha256": "e5731d3d0e668c4ea4f9d8252e7df60534c8eda35a34276d4b56f4707ee99e1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.07212",
    "kind": "arxiv",
    "version": 2
  }
}