Pith Number

pith:MAG4SUYZ

pith:2011:MAG4SUYZQISUXRSF4DBDLHXBCE

not attested not anchored not stored refs pending

Adaptive gravitational softening in GADGET

Francesca Iannuzzi, Klaus Dolag

arxiv:1107.2942 v1 · 2011-07-14 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MAG4SUYZQISUXRSF4DBDLHXBCE}

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	2026-05-18T02:01:16.649749Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

600dc9531982254bc645e0c2359ee111328137e3bc6303a6b564734e8962c1bd

Aliases

arxiv: 1107.2942 · arxiv_version: 1107.2942v1 · doi: 10.48550/arxiv.1107.2942 · pith_short_12: MAG4SUYZQISU · pith_short_16: MAG4SUYZQISUXRSF · pith_short_8: MAG4SUYZ

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/MAG4SUYZQISUXRSF4DBDLHXBCE \
  | 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: 600dc9531982254bc645e0c2359ee111328137e3bc6303a6b564734e8962c1bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6f2f77959ae862412ee25b03b2c7555b6a43303c142591ff9ab0b67872de864",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-07-14T20:16:51Z",
    "title_canon_sha256": "9599bd1b48c0499f508b0263ada2de3096785f48fac781023033dbd2115a653f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.2942",
    "kind": "arxiv",
    "version": 1
  }
}