Pith Number

pith:TDVH7THL

pith:2009:TDVH7THLQ5IKGBDY3TM57CFZSL

not attested not anchored not stored refs pending

Mass varying dark matter in effective GCG scenarios

Alex E. Bernardini

arxiv:0910.1646 v2 · 2009-10-09 · 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{TDVH7THLQ5IKGBDY3TM57CFZSL}

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	2026-05-18T02:34:19.528444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98ea7fcceb8750a30478dcd9df88b992ffd4e39ab6782575882a2c17dfcd2e26

Aliases

arxiv: 0910.1646 · arxiv_version: 0910.1646v2 · doi: 10.48550/arxiv.0910.1646 · pith_short_12: TDVH7THLQ5IK · pith_short_16: TDVH7THLQ5IKGBDY · pith_short_8: TDVH7THL

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/TDVH7THLQ5IKGBDY3TM57CFZSL \
  | 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: 98ea7fcceb8750a30478dcd9df88b992ffd4e39ab6782575882a2c17dfcd2e26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "01ba17826909aac0aca7fabafba529db8b090ddd9ed23f7d98757569b2abfa98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-10-09T04:03:18Z",
    "title_canon_sha256": "28aa7e6e5a5b6dba40166f50524f3f26a3f0bd9f5d7ff590059f46ee58227495"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1646",
    "kind": "arxiv",
    "version": 2
  }
}