Pith Number

pith:Y6DZ5QTW

pith:2012:Y6DZ5QTW4B4QEP2SY2S2LZI6WZ

not attested not anchored not stored refs pending

Star formation in HI tails: HCG 92, HCG 100 and 6 interacting systems

C. Mendes de Oliveira, D. F. de Mello, E. Cypriano, E. R. Carrasco, F. Urrutia-Viscarra, S. Torres-Flores

arxiv:1206.0318 v1 · 2012-06-01 · 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{Y6DZ5QTW4B4QEP2SY2S2LZI6WZ}

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	2026-05-18T01:57:08.709200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7879ec276e079023f52c6a5a5e51eb6767e0bc29c6e474c9a85098a75f00158

Aliases

arxiv: 1206.0318 · arxiv_version: 1206.0318v1 · doi: 10.48550/arxiv.1206.0318 · pith_short_12: Y6DZ5QTW4B4Q · pith_short_16: Y6DZ5QTW4B4QEP2S · pith_short_8: Y6DZ5QTW

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/Y6DZ5QTW4B4QEP2SY2S2LZI6WZ \
  | 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: c7879ec276e079023f52c6a5a5e51eb6767e0bc29c6e474c9a85098a75f00158

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "adb3fc0978d769a46ba0335f20178a72fd2404a97be8fbc39282a0ebfd6f8f28",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-06-01T22:10:44Z",
    "title_canon_sha256": "420a7923805234cf0af5914601ea217cb9d505e41632ebccebfeb6dacc7ce998"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0318",
    "kind": "arxiv",
    "version": 1
  }
}