Pith Number

pith:A7VHX2A4

pith:2009:A7VHX2A4KUFXSHBENA65AZU7VI

not attested not anchored not stored refs pending

IRAS 16293: A "Magnetic" Tale of Two Cores

Daniel P. Marrone (NRAO Jansky Fellow/U. Chicago), Josep Miquel Girart (CSIC-IEEC), Ramprasad Rao (ASIAA), Scott Schnee (NRC-HIA), Shih-Ping Lai (National Tsing-Hua University)

arxiv:0910.5269 v1 · 2009-10-28 · 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{A7VHX2A4KUFXSHBENA65AZU7VI}

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	2026-05-18T02:34:12.654761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07ea7be81c550b791c24683dd0669faa3caac5b91e2db81a46aaf2c34ebc0189

Aliases

arxiv: 0910.5269 · arxiv_version: 0910.5269v1 · doi: 10.48550/arxiv.0910.5269 · pith_short_12: A7VHX2A4KUFX · pith_short_16: A7VHX2A4KUFXSHBE · pith_short_8: A7VHX2A4

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/A7VHX2A4KUFXSHBENA65AZU7VI \
  | 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: 07ea7be81c550b791c24683dd0669faa3caac5b91e2db81a46aaf2c34ebc0189

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d57b930f1cdcf9cd094c3b4292465a99c7ed807278b08cca343c9aa0ae27d00d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-28T00:23:11Z",
    "title_canon_sha256": "35381349d66bc6cae5f7031265171ed170db47897f01c880969579dfc3f41c35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5269",
    "kind": "arxiv",
    "version": 1
  }
}