Pith Number

pith:DRZ3E2MD

pith:2015:DRZ3E2MDESLZTOXUT54GDEXKFR

not attested not anchored not stored refs pending

Stellar Population Effects on the Inferred Photon Density at Reionization

Cambridge), E. R. Stanway (Warwick), G. D. Becker (STScI, J. J. Eldridge (Auckland)

arxiv:1511.03268 v2 · 2015-11-10 · astro-ph.GA · 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{DRZ3E2MDESLZTOXUT54GDEXKFR}

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	2026-05-18T01:23:54.363160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c73b26983249799baf49f786192ea2c7092534e303fbc23743d214ce11de699

Aliases

arxiv: 1511.03268 · arxiv_version: 1511.03268v2 · doi: 10.48550/arxiv.1511.03268 · pith_short_12: DRZ3E2MDESLZ · pith_short_16: DRZ3E2MDESLZTOXU · pith_short_8: DRZ3E2MD

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/DRZ3E2MDESLZTOXUT54GDEXKFR \
  | 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: 1c73b26983249799baf49f786192ea2c7092534e303fbc23743d214ce11de699

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24e432035bd518f67c42edd6120bfee64d18f61badaad87c2853d9695612050b",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-11-10T21:00:00Z",
    "title_canon_sha256": "d2adc23b0c6b5db07be9944e0caa883f889b4aa83dbbb7ca6f9224af3373d068"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03268",
    "kind": "arxiv",
    "version": 2
  }
}