Pith Number

pith:PDXCYZ2F

pith:2010:PDXCYZ2F5EOYQWENBC3BXGF2BS

not attested not anchored not stored refs pending

Initial phases of massive star formation in high infrared extinction clouds. I. Physical parameters

F. Schuller, F. Wyrowski, K.L.J. Rygl, K.M. Menten (Max-Planck-Institut fuer Radioastronomie)

arxiv:1003.5102 v2 · 2010-03-26 · 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{PDXCYZ2F5EOYQWENBC3BXGF2BS}

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	2026-05-18T02:08:22.634387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78ee2c6745e91d88588d08b61b98ba0c9057692abe25d813e94935ec34e87945

Aliases

arxiv: 1003.5102 · arxiv_version: 1003.5102v2 · doi: 10.48550/arxiv.1003.5102 · pith_short_12: PDXCYZ2F5EOY · pith_short_16: PDXCYZ2F5EOYQWEN · pith_short_8: PDXCYZ2F

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/PDXCYZ2F5EOYQWENBC3BXGF2BS \
  | 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: 78ee2c6745e91d88588d08b61b98ba0c9057692abe25d813e94935ec34e87945

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dccd8e3564878ad6f3ccc0743e213f7debfaa8e418bf72d72724726c1565f9f5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-03-26T10:18:40Z",
    "title_canon_sha256": "cc5488ce59f8dca04c0c64b7d6a9df657fd53e424cf82eed79adbfd03cc5d5b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.5102",
    "kind": "arxiv",
    "version": 2
  }
}