Pith Number

pith:NMCTXTVA

pith:2015:NMCTXTVAZKVU47XDONQVCHLTKP

not attested not anchored not stored refs pending

The first galaxies: simulating their feedback-regulated assembly

Andreas H. Pawlik, Milos Milosavljevic, Myoungwon Jeon, Volker Bromm

arxiv:1501.01002 v2 · 2015-01-05 · 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{NMCTXTVAZKVU47XDONQVCHLTKP}

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	2026-05-18T01:35:01.713161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b053bcea0caab4e7ee37361511d7353fec5a43e1bee81bba56bd813739d58bb

Aliases

arxiv: 1501.01002 · arxiv_version: 1501.01002v2 · doi: 10.48550/arxiv.1501.01002 · pith_short_12: NMCTXTVAZKVU · pith_short_16: NMCTXTVAZKVU47XD · pith_short_8: NMCTXTVA

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/NMCTXTVAZKVU47XDONQVCHLTKP \
  | 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: 6b053bcea0caab4e7ee37361511d7353fec5a43e1bee81bba56bd813739d58bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f28047115150cf10c7d40bb625ce2f15fa6911a2f009f96a958542400846491",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-01-05T21:04:48Z",
    "title_canon_sha256": "c5c0adf50439107b2381ac46be602242e0f242fa76ec035a1cd9305f9562945c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01002",
    "kind": "arxiv",
    "version": 2
  }
}