Pith Number

pith:VPYIIYEJ

pith:2019:VPYIIYEJCAM5OAO2DHRI3C5HUA

not attested not anchored not stored refs pending

Dark Matter Response to Galaxy Assembly History

Arianna Di Cintio, M. Celeste Artale, Patricia B. Tissera, Pedro Cataldi, Susana E. Pedrosa

arxiv:1901.02269 v1 · 2019-01-08 · astro-ph.CO · 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{VPYIIYEJCAM5OAO2DHRI3C5HUA}

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	2026-05-17T23:53:23.049156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abf08460891019d701da19e28d8ba7a01d80d831a581e5865204f21e70a66178

Aliases

arxiv: 1901.02269 · arxiv_version: 1901.02269v1 · doi: 10.48550/arxiv.1901.02269 · pith_short_12: VPYIIYEJCAM5 · pith_short_16: VPYIIYEJCAM5OAO2 · pith_short_8: VPYIIYEJ

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/VPYIIYEJCAM5OAO2DHRI3C5HUA \
  | 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: abf08460891019d701da19e28d8ba7a01d80d831a581e5865204f21e70a66178

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0bcb7147a1a0397b63cb76f47c697e7fb9dc731ddef3a6e4c99850bf86ebe27",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-01-08T11:56:09Z",
    "title_canon_sha256": "0b606b009361af9cc2b65c554f9f134325ce9e611e37a865e18fb10403ea537c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02269",
    "kind": "arxiv",
    "version": 1
  }
}