Pith Number

pith:72EEORRK

pith:2015:72EEORRKXQDVY4MRB2VRKQMFIO

not attested not anchored not stored refs pending

Synthetic observations of molecular clouds in a galactic center environment: I. Studying maps of column density and integrated intensity

Erik Bertram, Paul C. Clark, Ralf S. Klessen, Sarah E. Ragan, Simon C. O. Glover

arxiv:1509.06649 v2 · 2015-09-21 · astro-ph.GA · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{72EEORRKXQDVY4MRB2VRKQMFIO}

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	2026-05-18T01:04:22.478837Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe8847462abc075c71910eab154185438a395c262594345db940b2905ccea9b2

Aliases

arxiv: 1509.06649 · arxiv_version: 1509.06649v2 · doi: 10.48550/arxiv.1509.06649 · pith_short_12: 72EEORRKXQDV · pith_short_16: 72EEORRKXQDVY4MR · pith_short_8: 72EEORRK

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/72EEORRKXQDVY4MRB2VRKQMFIO \
  | 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: fe8847462abc075c71910eab154185438a395c262594345db940b2905ccea9b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b99d85ca2f17ce535fed5f2b7ede65a1126f1eec82f0fd5b54427ac0eb765c82",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-21T08:20:35Z",
    "title_canon_sha256": "f68879592367422d13b6067858f347dd48ae89352b0338a0a7c917521660a547"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06649",
    "kind": "arxiv",
    "version": 2
  }
}