Pith Number

pith:5OTHY2YI

pith:2015:5OTHY2YIVJ4Z2TEKFEM25JIWJO

not attested not anchored not stored refs pending

A study of positive energy condition in Bianchi V spacetimes via Noether symmetries

Ibrar Hussain, Sajid Ali

arxiv:1505.02706 v3 · 2015-05-11 · 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{5OTHY2YIVJ4Z2TEKFEM25JIWJO}

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	2026-05-18T01:18:47.040976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eba67c6b08aa799d4c8a2919aea5164b801f3d5726a9405a6c806ccf1d529dc2

Aliases

arxiv: 1505.02706 · arxiv_version: 1505.02706v3 · doi: 10.48550/arxiv.1505.02706 · pith_short_12: 5OTHY2YIVJ4Z · pith_short_16: 5OTHY2YIVJ4Z2TEK · pith_short_8: 5OTHY2YI

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/5OTHY2YIVJ4Z2TEKFEM25JIWJO \
  | 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: eba67c6b08aa799d4c8a2919aea5164b801f3d5726a9405a6c806ccf1d529dc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53de8bdec75a938b12feeb7e7bcdc3a435c60d5aff873be4f758f1b6ab0b34b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-05-11T17:28:29Z",
    "title_canon_sha256": "3108ce20c61212e2b9d3a6b46dd198a80c54fc210da03773d9a9fa6995a73209"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.02706",
    "kind": "arxiv",
    "version": 3
  }
}