Pith Number

pith:7J6URHUV

pith:2013:7J6URHUVUFRVYVNCB5QXUPJBDP

not attested not anchored not stored refs pending

Star formation properties in the Local Volume galaxies via $H\alpha$ and FUV fluxes

Elena I. Kaisina, Igor D. Karachentsev

arxiv:1305.4791 v1 · 2013-05-21 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7J6URHUVUFRVYVNCB5QXUPJBDP}

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	2026-05-18T01:49:48.449900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa7d489e95a1635c55a20f617a3d211bce184835da3b00b884d28106bc7ecc2b

Aliases

arxiv: 1305.4791 · arxiv_version: 1305.4791v1 · doi: 10.48550/arxiv.1305.4791 · pith_short_12: 7J6URHUVUFRV · pith_short_16: 7J6URHUVUFRVYVNC · pith_short_8: 7J6URHUV

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/7J6URHUVUFRVYVNCB5QXUPJBDP \
  | 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: fa7d489e95a1635c55a20f617a3d211bce184835da3b00b884d28106bc7ecc2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9910e1e4591fe79ac802a274f59cb36b466f1fd43a3840202cf65186ad48823",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-21T12:01:13Z",
    "title_canon_sha256": "c123c72fd30a60ed12de12cd08ee3a3842c515d371ec21f4d2a87e7cc0b987e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4791",
    "kind": "arxiv",
    "version": 1
  }
}