Pith Number

pith:TEAD2VLN

pith:2021:TEAD2VLN5MCSI4Y6C5JYBT44EU

not attested not anchored not stored refs pending

Evidence of a dwarf galaxy stream populating the inner Milky Way Halo

Anke Arentsen, Khyati Malhan, Michele Bellazzini, Nicolas F. Martin, Rodrigo Ibata, Zhen Yuan

arxiv:2104.09523 v2 · 2021-04-19 · 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{TEAD2VLN5MCSI4Y6C5JYBT44EU}

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	2026-07-05T03:23:40.808704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99003d556deb0524731e175380cf9c2516667b8685347c9843bc9a0c78355cf7

Aliases

arxiv: 2104.09523 · arxiv_version: 2104.09523v2 · doi: 10.48550/arxiv.2104.09523 · pith_short_12: TEAD2VLN5MCS · pith_short_16: TEAD2VLN5MCSI4Y6 · pith_short_8: TEAD2VLN

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/TEAD2VLN5MCSI4Y6C5JYBT44EU \
  | 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: 99003d556deb0524731e175380cf9c2516667b8685347c9843bc9a0c78355cf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62e5f3dd2629859e82fd3ab9d5e7f1138e2970620ab2f846689aa60f3d7ada50",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-04-19T18:00:03Z",
    "title_canon_sha256": "e0503311e501e1c0a7cec61cc1243a974d01fae1cbc571894d4125a61141c867"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.09523",
    "kind": "arxiv",
    "version": 2
  }
}