Pith Number

pith:HUZZFDRC

pith:2021:HUZZFDRC67A63RX73ZDHUDKM4D

not attested not anchored not stored refs pending

Probing the dark matter density evolution law with large scale structures

Kamal Bora, R. F. L. Holanda, Shantanu Desai

arxiv:2105.02168 v2 · 2021-05-05 · astro-ph.CO · 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{HUZZFDRC67A63RX73ZDHUDKM4D}

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	2026-07-05T03:27:02.283117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d33928e22f7c1edc6ffde467a0d4ce0c97cbb9e170d110193d822c711c035d9

Aliases

arxiv: 2105.02168 · arxiv_version: 2105.02168v2 · doi: 10.48550/arxiv.2105.02168 · pith_short_12: HUZZFDRC67A6 · pith_short_16: HUZZFDRC67A63RX7 · pith_short_8: HUZZFDRC

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/HUZZFDRC67A63RX73ZDHUDKM4D \
  | 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: 3d33928e22f7c1edc6ffde467a0d4ce0c97cbb9e170d110193d822c711c035d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef6ebd35c0643123d888274c9a882c97cb62ee737926958c3df929c65621ca61",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-05-05T16:29:34Z",
    "title_canon_sha256": "bef4f8c5efce197cefbfb025efefe9b410955c116ccacaebb9edea3be14a2206"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.02168",
    "kind": "arxiv",
    "version": 2
  }
}