Pith Number

pith:VSYWOWSF

pith:2012:VSYWOWSFAQI4FNUQN5VZHWACVZ

not attested not anchored not stored refs pending

On the nature of the stellar bridge between Leo IV and Leo V

2), (2) MPIA, (3) Observatoire de Strasbourg, (4) Leiden Observatory, (5) IoA, Blair Conn (2), Cambridge), Hans-Walter Rix (2), Heidelberg, Heidleberg, Jelte de Jong (4), Mike Irwin (5) ((1) ARI/ZAH, Nicolas Martin (3, Shoko Jin (1

arxiv:1201.5399 v1 · 2012-01-25 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VSYWOWSFAQI4FNUQN5VZHWACVZ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:03:54.098342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acb1675a450411c2b6906f6b93d802ae5d2e6e30abf910e0619052aea6b02d32

Aliases

arxiv: 1201.5399 · arxiv_version: 1201.5399v1 · doi: 10.48550/arxiv.1201.5399 · pith_short_12: VSYWOWSFAQI4 · pith_short_16: VSYWOWSFAQI4FNUQ · pith_short_8: VSYWOWSF

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/VSYWOWSFAQI4FNUQN5VZHWACVZ \
  | 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: acb1675a450411c2b6906f6b93d802ae5d2e6e30abf910e0619052aea6b02d32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31ac2e9281a47d5e3fae3e908b0754476ce3886b6356b4df09ff11dd6beb9a82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-01-25T21:31:56Z",
    "title_canon_sha256": "3ceaab7a5a0489ff76898b4d72a36d27e33bdbcfff33ad7004868e71e137e3a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5399",
    "kind": "arxiv",
    "version": 1
  }
}