Pith Number

pith:U4SATQ46

pith:2015:U4SATQ46AJZI5UQMYBPR6ALKZ7

not attested not anchored not stored refs pending

The Pillars of Creation revisited with MUSE: gas kinematics and high-mass stellar feedback traced by optical spectroscopy

A. F. Mc Leod, A. Ginsburg, B. Ercolano, J. E. Dale, L. Testi, M. Gritschneder, S. Ramsay

arxiv:1504.03323 v1 · 2015-04-13 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U4SATQ46AJZI5UQMYBPR6ALKZ7}

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	2026-05-18T01:34:23.594260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a72409c39e02728ed20cc05f1f016acfe1226d55b4b60970cd2ed0fc4a577727

Aliases

arxiv: 1504.03323 · arxiv_version: 1504.03323v1 · doi: 10.48550/arxiv.1504.03323 · pith_short_12: U4SATQ46AJZI · pith_short_16: U4SATQ46AJZI5UQM · pith_short_8: U4SATQ46

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/U4SATQ46AJZI5UQMYBPR6ALKZ7 \
  | 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: a72409c39e02728ed20cc05f1f016acfe1226d55b4b60970cd2ed0fc4a577727

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4ac34fabdc30a5ae26140ec22545b3baba2e5d57a30192a14613bb8a5033c5c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-04-13T20:00:41Z",
    "title_canon_sha256": "d35f78a03b2420651261606ed2085c0a15bbe3f7b3ed2ca234a3b3fbb046d44e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.03323",
    "kind": "arxiv",
    "version": 1
  }
}