Pith Number

pith:NN2SLRMD

pith:2011:NN2SLRMDHLE6RIQGLMWJELJYKB

not attested not anchored not stored refs pending

Spinors: a Mathematica package for doing spinor calculus in General Relativity

Alfonso Garc\'ia-Parrado G\'omez-Lobo, Jos\'e M. Mart\'in-Garc\'ia

arxiv:1110.2662 v2 · 2011-10-12 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NN2SLRMDHLE6RIQGLMWJELJYKB}

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	2026-05-18T02:00:13.210897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b7525c5833ac9e8a2065b2c922d385049a7016c697622a006d5a173172f7c1c

Aliases

arxiv: 1110.2662 · arxiv_version: 1110.2662v2 · doi: 10.48550/arxiv.1110.2662 · pith_short_12: NN2SLRMDHLE6 · pith_short_16: NN2SLRMDHLE6RIQG · pith_short_8: NN2SLRMD

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/NN2SLRMDHLE6RIQGLMWJELJYKB \
  | 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: 6b7525c5833ac9e8a2065b2c922d385049a7016c697622a006d5a173172f7c1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96b61e69975c96647658a1eef542fb0518620294935e272fbdb6a65e8bcdf182",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-10-12T13:53:13Z",
    "title_canon_sha256": "d16cdc2053993cc7683f7f88779277ae620765e02a70383d2f94642badc543bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2662",
    "kind": "arxiv",
    "version": 2
  }
}