Pith Number

pith:DQYP6AA2

pith:2010:DQYP6AA2QUL2D6MXNI4WBRR25V

not attested not anchored not stored refs pending

A Candidate Detection of the First Hydrostatic Core

(2) Sejong University, (3), (4) Hertzberg Institute), Jeong-Eun Lee (2), Melissa L. Enoch (1), Michael M. Dunham (3), Paul Harvey (3), Scott Schnee (4) ((1) UC Berkeley, UT Austin

arxiv:1009.0536 v1 · 2010-09-02 · 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{DQYP6AA2QUL2D6MXNI4WBRR25V}

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	2026-05-18T02:05:37.695994Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c30ff001a8517a1f9976a3960c63aed40786b053c4be76e7eeda1412ac50830

Aliases

arxiv: 1009.0536 · arxiv_version: 1009.0536v1 · doi: 10.48550/arxiv.1009.0536 · pith_short_12: DQYP6AA2QUL2 · pith_short_16: DQYP6AA2QUL2D6MX · pith_short_8: DQYP6AA2

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/DQYP6AA2QUL2D6MXNI4WBRR25V \
  | 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: 1c30ff001a8517a1f9976a3960c63aed40786b053c4be76e7eeda1412ac50830

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3be8905ef081de8763b7ffaac386b73873972804ae0e6d08ccd1e50ba5ba54c8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-09-02T20:28:35Z",
    "title_canon_sha256": "1b1749f9da235713192f2852842591e9b11af161f09ebaa24df813c58711d33f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0536",
    "kind": "arxiv",
    "version": 1
  }
}