Pith Number

pith:ACYTMC6Y

pith:2018:ACYTMC6YUODNGK3FIL73JIBA4P

not attested not anchored not stored refs pending

New simulation of QSO X-ray heating during the Cosmic Dawn

Garrelt Mellema, Hannah Ross, Ilian Iliev, Keri Dixon

arxiv:1801.06527 v1 · 2018-01-19 · 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{ACYTMC6YUODNGK3FIL73JIBA4P}

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	2026-05-18T00:07:40.922239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00b1360bd8a386d32b6542ffb4a020e3eb7f048302377e467d78495d3a6816e8

Aliases

arxiv: 1801.06527 · arxiv_version: 1801.06527v1 · doi: 10.48550/arxiv.1801.06527 · pith_short_12: ACYTMC6YUODN · pith_short_16: ACYTMC6YUODNGK3F · pith_short_8: ACYTMC6Y

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/ACYTMC6YUODNGK3FIL73JIBA4P \
  | 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: 00b1360bd8a386d32b6542ffb4a020e3eb7f048302377e467d78495d3a6816e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7863660e6f6477a2bf8b30430ae29e6510eefe565bbb692fa3b14a34b09ef572",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-01-19T18:43:48Z",
    "title_canon_sha256": "b88a96c8de5d0a5c36082ff942ae7ebf7c8a2808b66cfb292c04e49539011a50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06527",
    "kind": "arxiv",
    "version": 1
  }
}