Pith Number

pith:ANUWD5E5

pith:2019:ANUWD5E5G663FB6MLANGCYSDNQ

not attested not anchored not stored refs pending

Global radiation signature from early structure formation

Boyuan Liu, Jason Jaacks, Steven L. Finkelstein, Volker Bromm

arxiv:1901.08994 v2 · 2019-01-25 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ANUWD5E5G663FB6MLANGCYSDNQ}

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	2026-05-17T23:49:02.132615Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

036961f49d37bdb287cc581a6162436c2db9690cafbbbd5f9d27d659629d8492

Aliases

arxiv: 1901.08994 · arxiv_version: 1901.08994v2 · doi: 10.48550/arxiv.1901.08994 · pith_short_12: ANUWD5E5G663 · pith_short_16: ANUWD5E5G663FB6M · pith_short_8: ANUWD5E5

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/ANUWD5E5G663FB6MLANGCYSDNQ \
  | 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: 036961f49d37bdb287cc581a6162436c2db9690cafbbbd5f9d27d659629d8492

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6867d476e99fe0bd68fe20c47f767ba873c56c00c28b5094f63085959bc117d1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-25T17:22:03Z",
    "title_canon_sha256": "51731af826e516682810bf76d617a1505249971cc1cd6fb69f0ec9c04ef35c35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.08994",
    "kind": "arxiv",
    "version": 2
  }
}