Pith Number

pith:TWKA3PWB

pith:2011:TWKA3PWBBI7XSMJFH23RYCV4AL

not attested not anchored not stored refs pending

Testing dark matter warmness and quantity via the reduced relativistic gas model

A. M. Velasquez-Toribio, Ilya L. Shapiro, Julio C. Fabris

arxiv:1105.2275 v2 · 2011-05-11 · 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{TWKA3PWBBI7XSMJFH23RYCV4AL}

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	2026-05-18T03:23:34.217544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d940dbec10a3f7931253eb71c0abc02da16d16b3954846b49a59a869f265cd3

Aliases

arxiv: 1105.2275 · arxiv_version: 1105.2275v2 · doi: 10.48550/arxiv.1105.2275 · pith_short_12: TWKA3PWBBI7X · pith_short_16: TWKA3PWBBI7XSMJF · pith_short_8: TWKA3PWB

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/TWKA3PWBBI7XSMJFH23RYCV4AL \
  | 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: 9d940dbec10a3f7931253eb71c0abc02da16d16b3954846b49a59a869f265cd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98c42076d5b49b9fa97b92822c9b1224dbbee9dc3bf2fccf6a046593c6f1ce79",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-11T19:05:06Z",
    "title_canon_sha256": "06667f76a660868400b0ea025934695b4409cf5629ad7e761c7a1b26373b8fc5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.2275",
    "kind": "arxiv",
    "version": 2
  }
}