Pith Number

pith:ZMP2F47E

pith:2012:ZMP2F47EJ3U6T6N5CI34M5L3MH

not attested not anchored not stored refs pending

Carbon Fractionation in PDRs

M. R\"ollig, V. Ossenkopf

arxiv:1211.3562 v1 · 2012-11-15 · 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{ZMP2F47EJ3U6T6N5CI34M5L3MH}

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	2026-05-18T00:48:47.985108Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb1fa2f3e44ee9e9f9bd1237c6757b61ef419e5fe3fed1a0bc6ce70153fee548

Aliases

arxiv: 1211.3562 · arxiv_version: 1211.3562v1 · doi: 10.48550/arxiv.1211.3562 · pith_short_12: ZMP2F47EJ3U6 · pith_short_16: ZMP2F47EJ3U6T6N5 · pith_short_8: ZMP2F47E

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/ZMP2F47EJ3U6T6N5CI34M5L3MH \
  | 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: cb1fa2f3e44ee9e9f9bd1237c6757b61ef419e5fe3fed1a0bc6ce70153fee548

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d4e78d3bd4ec7cdc4d3dddb152a3b66350e64c55bca18bde143fa0837522894",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-11-15T10:26:53Z",
    "title_canon_sha256": "d35ac939b4bc8d3b70ff75c60839e5feb3eff44014c29604a82eef0ecde0cc90"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.3562",
    "kind": "arxiv",
    "version": 1
  }
}