Pith Number

pith:ZSN6YGH5

pith:2010:ZSN6YGH5UTG2KLJBRDHZCN2LZE

not attested not anchored not stored refs pending

Relativistic gravitational collapse in comoving coordinates: The post-quasistatic approximation

L. Herrera (UCV), W. Barreto (ULA)

arxiv:1010.4087 v3 · 2010-10-20 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZSN6YGH5UTG2KLJBRDHZCN2LZE}

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	2026-05-18T02:23:45.248212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc9bec18fda4cda52d2188cf91374bc939246ace893e7ed34f10fe14210e41d6

Aliases

arxiv: 1010.4087 · arxiv_version: 1010.4087v3 · doi: 10.48550/arxiv.1010.4087 · pith_short_12: ZSN6YGH5UTG2 · pith_short_16: ZSN6YGH5UTG2KLJB · pith_short_8: ZSN6YGH5

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/ZSN6YGH5UTG2KLJBRDHZCN2LZE \
  | 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: cc9bec18fda4cda52d2188cf91374bc939246ace893e7ed34f10fe14210e41d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a88a618cdd468872c132bc17b8df1d7e851418c40d09a1810228d260d6a797d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-10-20T02:36:16Z",
    "title_canon_sha256": "982271279b3b947a0a681d29de4bf70a055c5527daa6af95aab851ae611d22f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.4087",
    "kind": "arxiv",
    "version": 3
  }
}