Pith Number

pith:KZMC6U2L

pith:2009:KZMC6U2LKZBF4Y6UNSBU4Q2OML

not attested not anchored not stored refs pending

Unveiling the molecular environment of the ring nebula RCW 78

2), (2) FCAG, (3) Universidad de Chile, 4) ((1) IAR, (4) Universidad de Valpara\'iso, Argentina, C. E. Cappa (1, Chile, Chile), G.A. Romero (2, M. C. Mart\'in (1), M. Rubio (3), UNLP

arxiv:0910.3157 v1 · 2009-10-16 · 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{KZMC6U2LKZBF4Y6UNSBU4Q2OML}

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	2026-05-18T02:11:15.043225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56582f534b56425e63d46c834e434e62f6e12deba1495f94516827f4cfe7bf40

Aliases

arxiv: 0910.3157 · arxiv_version: 0910.3157v1 · doi: 10.48550/arxiv.0910.3157 · pith_short_12: KZMC6U2LKZBF · pith_short_16: KZMC6U2LKZBF4Y6U · pith_short_8: KZMC6U2L

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/KZMC6U2LKZBF4Y6UNSBU4Q2OML \
  | 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: 56582f534b56425e63d46c834e434e62f6e12deba1495f94516827f4cfe7bf40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f8393656ab97cf53fd6b2ef390574a1d0e24d870ac553d897d97e767d436071",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-16T16:48:44Z",
    "title_canon_sha256": "402e253dae87c26922d8a61306c2028b3a1fc7c3559fe78e28321aa31187b36e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.3157",
    "kind": "arxiv",
    "version": 1
  }
}