Pith Number

pith:PSQUQQG6

pith:2014:PSQUQQG6GGGKX73Q62EIZSKU2A

not attested not anchored not stored refs pending

Population III Hypernovae

Brandon K. Wiggins, Chris L. Fryer, Daniel J. Whalen, Jarrett L. Johnson, Joseph Smidt, Wesley Even

arxiv:1401.5837 v4 · 2014-01-23 · 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{PSQUQQG6GGGKX73Q62EIZSKU2A}

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	2026-05-18T01:30:08.491612Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ca14840de318cabff70f6888cc954d01c4cc93cc7d1abc9cbd8b396518c2b77

Aliases

arxiv: 1401.5837 · arxiv_version: 1401.5837v4 · doi: 10.48550/arxiv.1401.5837 · pith_short_12: PSQUQQG6GGGK · pith_short_16: PSQUQQG6GGGKX73Q · pith_short_8: PSQUQQG6

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/PSQUQQG6GGGKX73Q62EIZSKU2A \
  | 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: 7ca14840de318cabff70f6888cc954d01c4cc93cc7d1abc9cbd8b396518c2b77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5096d0d29ff580bbbcfee16d180a0209f156d3d6dbda6664cd71db43b6ed67b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-01-23T00:48:08Z",
    "title_canon_sha256": "75267f809f9977ed7c8645678a65d96fc9b5ff28ec44b996f436c1119b86fc65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.5837",
    "kind": "arxiv",
    "version": 4
  }
}