Pith Number

pith:UTO53PH2

pith:2009:UTO53PH25MBB2YB6JDV2X2LVYF

not attested not anchored not stored refs pending

A peculiar jet and arc of molecular gas toward the rich and young stellar cluster Westerlund 2 and a TeV gamma ray source

Akiko Kawamura, Akira Mizuno, Emma de O\~na Wilhelmi, Felix Aharonian, Gavin P. Rowell, Hiroaki Yamamoto, Joanne R. Dawson, Naoko Furukawa, Norikazu Mizuno, Shigehiro Nagataki, Tetsuhiro Minamidani, Thomas M. Dame, Toshikazu Onishi, Werner Hofmann, Yasuo Fukui

arxiv:0903.5340 v2 · 2009-03-30 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UTO53PH25MBB2YB6JDV2X2LVYF}

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	2026-05-18T02:14:08.765858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4ddddbcfaeb021d603e48ebabe975c168f3ed630de2bbe65b4092b99654d88d

Aliases

arxiv: 0903.5340 · arxiv_version: 0903.5340v2 · doi: 10.48550/arxiv.0903.5340 · pith_short_12: UTO53PH25MBB · pith_short_16: UTO53PH25MBB2YB6 · pith_short_8: UTO53PH2

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/UTO53PH25MBB2YB6JDV2X2LVYF \
  | 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: a4ddddbcfaeb021d603e48ebabe975c168f3ed630de2bbe65b4092b99654d88d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93b8ee38f86e55cfb0df37a38864751afe4239b1fb5635df2d707cf5e685b08c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-03-30T23:11:54Z",
    "title_canon_sha256": "17c4608179fc76dc71f89803412bd03bb16b5f5eebe57e1fef02ca69b659b3b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.5340",
    "kind": "arxiv",
    "version": 2
  }
}