Pith Number

pith:ZK7XJ2JT

pith:2015:ZK7XJ2JTM7RJDJJRUXTNYUGGKE

not attested not anchored not stored refs pending

The Kinematic and Chemical Properties of a Potential Core-Forming Clump: Perseus B1-E

James Di Francesco, Malcolm J. Currie, Philippe Andre, Sarah I. Sadavoy, Stefano Pezzuto, Thomas Henning, Yancy Shirley

arxiv:1504.05206 v1 · 2015-04-20 · 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{ZK7XJ2JTM7RJDJJRUXTNYUGGKE}

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	2026-05-18T01:55:00.808714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cabf74e93367e291a531a5e6dc50c65125c2d42ca30fdb094df2c641f559371e

Aliases

arxiv: 1504.05206 · arxiv_version: 1504.05206v1 · doi: 10.48550/arxiv.1504.05206 · pith_short_12: ZK7XJ2JTM7RJ · pith_short_16: ZK7XJ2JTM7RJDJJR · pith_short_8: ZK7XJ2JT

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/ZK7XJ2JTM7RJDJJRUXTNYUGGKE \
  | 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: cabf74e93367e291a531a5e6dc50c65125c2d42ca30fdb094df2c641f559371e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa96c2ed6876c4de35df929f6a5495ca5a31957ab378fea371fe7cdfa05da73f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-04-20T20:04:50Z",
    "title_canon_sha256": "1df072c8497d0ae2bc3d5464ece093e70b87db8b2789e320d4ba8f4956964d8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.05206",
    "kind": "arxiv",
    "version": 1
  }
}