Pith Number

pith:R4QJFEY5

pith:2010:R4QJFEY5QMWPR2P4MIFLOMSEYP

not attested not anchored not stored refs pending

W49A: A starburst triggered by expanding shells

C. M. Walmsley, F. F. S. van der Tak, F. Wyrowski, K. M. Menten, T.-C. Peng

arxiv:1011.1166 v1 · 2010-11-04 · 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{R4QJFEY5QMWPR2P4MIFLOMSEYP}

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	2026-05-18T02:04:52.863037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f2092931d832cf8e9fc620ab73244c3e707c31ee82e9fc5b754d2ccb6763826

Aliases

arxiv: 1011.1166 · arxiv_version: 1011.1166v1 · doi: 10.48550/arxiv.1011.1166 · pith_short_12: R4QJFEY5QMWP · pith_short_16: R4QJFEY5QMWPR2P4 · pith_short_8: R4QJFEY5

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/R4QJFEY5QMWPR2P4MIFLOMSEYP \
  | 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: 8f2092931d832cf8e9fc620ab73244c3e707c31ee82e9fc5b754d2ccb6763826

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d44bebde5dbb8fc83b59e25dc66069d6f361768e72fe521cda1b4997bc0832b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-11-04T14:14:17Z",
    "title_canon_sha256": "55144804d5ec14a7c50eeacc3572e38e26619cc15ad8068b6b9f1c9d5aa8e572"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.1166",
    "kind": "arxiv",
    "version": 1
  }
}