Pith Number

pith:2GYXT7TG

pith:2020:2GYXT7TG3RJEBWQZEJ7TNYG3CL

not attested not anchored not stored refs pending

Existence of bulk viscous universe in $f(R,T)$ gravity and confrontation with observational data

Anil Kumar Yadav, B. K. Singh, Lokesh Kumar Sharma, P. K. Sahoo

arxiv:2002.12763 v2 · 2020-02-26 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2GYXT7TG3RJEBWQZEJ7TNYG3CL}

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	2026-07-05T00:44:43.206401Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1b179fe66dc5240da19227f36e0db12d3af5809c6b1ea675a5690b52041732e

Aliases

arxiv: 2002.12763 · arxiv_version: 2002.12763v2 · doi: 10.48550/arxiv.2002.12763 · pith_short_12: 2GYXT7TG3RJE · pith_short_16: 2GYXT7TG3RJEBWQZ · pith_short_8: 2GYXT7TG

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/2GYXT7TG3RJEBWQZEJ7TNYG3CL \
  | 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: d1b179fe66dc5240da19227f36e0db12d3af5809c6b1ea675a5690b52041732e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89f667c1867a92cf94d574dabd949df8944181915a66c103d18dcfb41cd84eac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2020-02-26T11:08:15Z",
    "title_canon_sha256": "f94d33480acfaaac4f010bb29e46eea796d09089103f009f1a8883a570996016"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2002.12763",
    "kind": "arxiv",
    "version": 2
  }
}