Pith Number

pith:JASXG4ZP

pith:2013:JASXG4ZPKP3PVJ5P4K4SQXRPSL

not attested not anchored not stored refs pending

Chemical Evolution in High-Mass Star-Forming Regions: Results from the MALT90 Survey

Andres Guzman, Anton Vasyunin, Christopher Claysmith, James M. Jackson, Jill M. Rathborne, Jonathan B. Foster, J. Scott Whitaker, Patricio Sanhueza, Sadia Hoq, Tatiana Vasyunina

arxiv:1309.3570 v1 · 2013-09-13 · 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{JASXG4ZPKP3PVJ5P4K4SQXRPSL}

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	2026-05-18T01:47:41.865133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

482573732f53f6faa7afe2b9285e2f92e2eee5241a6b1d4172406d97bfc11f69

Aliases

arxiv: 1309.3570 · arxiv_version: 1309.3570v1 · doi: 10.48550/arxiv.1309.3570 · pith_short_12: JASXG4ZPKP3P · pith_short_16: JASXG4ZPKP3PVJ5P · pith_short_8: JASXG4ZP

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/JASXG4ZPKP3PVJ5P4K4SQXRPSL \
  | 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: 482573732f53f6faa7afe2b9285e2f92e2eee5241a6b1d4172406d97bfc11f69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "981bbcea862682fce965db76aecb594c121c43fb5ab6aa50c7e850c61807c7ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-09-13T20:00:33Z",
    "title_canon_sha256": "6f8d7dc0ef59cc7cb7b98a75cfadd242f4ea66c2cf4c11532bfb51d5026529bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3570",
    "kind": "arxiv",
    "version": 1
  }
}