Pith Number

pith:CUPAM7IS

pith:2017:CUPAM7ISPLYD5GAO7EJT2DOYPY

not attested not anchored not stored refs pending

Prediction of the 21-cm signal from reionization: comparison between 3D and 1D radiative transfer schemes

Garrelt Mellema (SU, India), Kanan K. Datta (Presidency University, London), Raghunath Ghara (SU, Sambit K. Giri (SU, Suman Majumdar (Imperial College, Sweden), T. Roy Choudhury (NCRA

arxiv:1710.09397 v1 · 2017-10-25 · 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{CUPAM7ISPLYD5GAO7EJT2DOYPY}

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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	2026-05-18T00:22:58.146276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

151e067d127af03e980ef9133d0dd87e0bb928cd995ee1e26b9162bb63faa21e

Aliases

arxiv: 1710.09397 · arxiv_version: 1710.09397v1 · doi: 10.48550/arxiv.1710.09397 · pith_short_12: CUPAM7ISPLYD · pith_short_16: CUPAM7ISPLYD5GAO · pith_short_8: CUPAM7IS

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/CUPAM7ISPLYD5GAO7EJT2DOYPY \
  | 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: 151e067d127af03e980ef9133d0dd87e0bb928cd995ee1e26b9162bb63faa21e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2df82d8d9c53d4cd6de241bc414b37e2ae0b1ef661b13c5617c7b4fe47f910a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-10-25T18:05:42Z",
    "title_canon_sha256": "a246282f06b4072a45c342fab2a610e121e3dad20bf7154777662317e5fb35f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.09397",
    "kind": "arxiv",
    "version": 1
  }
}