Pith Number

pith:EJAGY6I7

pith:2011:EJAGY6I7XUXPSIJXSXJMZ2YX3X

not attested not anchored not stored refs pending

SEREN - A new SPH code for star and planet formation simulations

A. McLeod, A. P. Whitworth, C. P. Batty, D. A. Hubber

arxiv:1102.0721 v1 · 2011-02-03 · 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{EJAGY6I7XUXPSIJXSXJMZ2YX3X}

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	2026-05-18T03:32:17.929767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22406c791fbd2ef9213795d2cceb17ddecb83707d74c242373c6095da2e162d9

Aliases

arxiv: 1102.0721 · arxiv_version: 1102.0721v1 · doi: 10.48550/arxiv.1102.0721 · pith_short_12: EJAGY6I7XUXP · pith_short_16: EJAGY6I7XUXPSIJX · pith_short_8: EJAGY6I7

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/EJAGY6I7XUXPSIJXSXJMZ2YX3X \
  | 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: 22406c791fbd2ef9213795d2cceb17ddecb83707d74c242373c6095da2e162d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3668e97e217e8aa08dc6bbb601457e9b06cbf022a6058ec0a3a7fca18c72f3c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-03T16:17:08Z",
    "title_canon_sha256": "72a529b7661cebc5258606850fac5d5f82889c261925cc8749b418360b0d8ce2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.0721",
    "kind": "arxiv",
    "version": 1
  }
}