Pith Number

pith:22YYXYSO

pith:2021:22YYXYSOJVVYSZ3LAQL4XJ7MYV

not attested not anchored not stored refs pending

Synthetic CO emission and the $X_{\rm CO}$ factor of young molecular clouds: a convergence study

Annika Franeck, Daniel Seifried, Elisabeth M. A. Borchert, Pierre N\"urnberger, Seamus D. Clarke, Stefanie Walch

arxiv:2102.00778 v2 · 2021-02-01 · 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{22YYXYSOJVVYSZ3LAQL4XJ7MYV}

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	2026-07-05T03:33:20.292480Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6b18be24e4d6b89676b0417cba7ecc56ba9e0fbedd7f951f5dfa8eb80d26392

Aliases

arxiv: 2102.00778 · arxiv_version: 2102.00778v2 · doi: 10.48550/arxiv.2102.00778 · pith_short_12: 22YYXYSOJVVY · pith_short_16: 22YYXYSOJVVYSZ3L · pith_short_8: 22YYXYSO

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/22YYXYSOJVVYSZ3LAQL4XJ7MYV \
  | 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: d6b18be24e4d6b89676b0417cba7ecc56ba9e0fbedd7f951f5dfa8eb80d26392

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de9d69709082793e620cb665322d5269d7b6f0baa0215ab01df02e108b7c7f63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-02-01T11:25:18Z",
    "title_canon_sha256": "5dc50803ca7b34f879598d21285c9193622d3257b1af90adb4d79b6f333b04dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.00778",
    "kind": "arxiv",
    "version": 2
  }
}