Pith Number

pith:AIUGLAJQ

pith:2018:AIUGLAJQLWAG4UH36HATUQYOYH

not attested not anchored not stored refs pending

Alone on a wide wide sea. The origin of SECCO 1, an isolated star-forming gas cloud in the Virgo cluster

F. Calura, F. Fraternali, G. Battaglia, G.Beccari, G. Cresci, L. Armillotta, L. Coccato, L. Magrini, M. Bellazzini, M. Correnti, N.F. Martin, P.T. de Zeeuw, R. Ibata, S. Perina, V. Testa

arxiv:1802.05625 v1 · 2018-02-15 · 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{AIUGLAJQLWAG4UH36HATUQYOYH}

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	2026-05-18T00:21:05.988295Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

02286581305d806e50fbf1c13a430ec1d391f2fc64d9fd8a3e849d8256eb6544

Aliases

arxiv: 1802.05625 · arxiv_version: 1802.05625v1 · doi: 10.48550/arxiv.1802.05625 · pith_short_12: AIUGLAJQLWAG · pith_short_16: AIUGLAJQLWAG4UH3 · pith_short_8: AIUGLAJQ

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/AIUGLAJQLWAG4UH36HATUQYOYH \
  | 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: 02286581305d806e50fbf1c13a430ec1d391f2fc64d9fd8a3e849d8256eb6544

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "549e90829af62809fe9ed595810cd4f48e0272796b9057cdd2e736026c1e6d87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-02-15T15:44:30Z",
    "title_canon_sha256": "5f19c3d016c6dc227f88ce77154daf459cf34694dd145404d24210fbdf4acfb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.05625",
    "kind": "arxiv",
    "version": 1
  }
}