Pith Number

pith:EWWHOGPQ

pith:2021:EWWHOGPQTO54QGIR55P3GI3H4R

not attested not anchored not stored refs pending

The Evolutionary Pathways of Disk-, Bulge-, and Halo-dominated Galaxies

Annalisa Pillepich, Dylan Nelson, Lars Hernquist, Luis C. Ho, Min Du, Rainer Weinberger, Victor P. Debattista

arxiv:2101.12373 v2 · 2021-01-29 · 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{EWWHOGPQTO54QGIR55P3GI3H4R}

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	2026-07-05T03:21:43.020336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25ac7719f09bbbc81911ef5fb32367e47aca699e870b3a6d8eb82b214e28a714

Aliases

arxiv: 2101.12373 · arxiv_version: 2101.12373v2 · doi: 10.48550/arxiv.2101.12373 · pith_short_12: EWWHOGPQTO54 · pith_short_16: EWWHOGPQTO54QGIR · pith_short_8: EWWHOGPQ

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/EWWHOGPQTO54QGIR55P3GI3H4R \
  | 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: 25ac7719f09bbbc81911ef5fb32367e47aca699e870b3a6d8eb82b214e28a714

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e901f91722299a2c63070897285e68c597b62bdf2765999dcd3a6da074cb57bf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-01-29T03:16:22Z",
    "title_canon_sha256": "cc37d34a4c3fb940ad66e1551160fec06e2872c9d7c6005e6b98b12c6f05a3c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.12373",
    "kind": "arxiv",
    "version": 2
  }
}