Pith Number

pith:MSJF6BC6

pith:2012:MSJF6BC6ANFYDDNP2UPNS5ICWI

not attested not anchored not stored refs pending

Reducing Spacetime to Binary Information

Gemma De las Cuevas, Hans J. Briegel, Miguel Angel Martin-Delgado, Silke Weinfurtner

arxiv:1210.5182 v1 · 2012-10-18 · gr-qc · quant-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{MSJF6BC6ANFYDDNP2UPNS5ICWI}

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	2026-05-18T00:25:02.565175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64925f045e034b818dafd51ed97502b22c19dc9e08c6124e3b9f454d2e6db1a8

Aliases

arxiv: 1210.5182 · arxiv_version: 1210.5182v1 · doi: 10.48550/arxiv.1210.5182 · pith_short_12: MSJF6BC6ANFY · pith_short_16: MSJF6BC6ANFYDDNP · pith_short_8: MSJF6BC6

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/MSJF6BC6ANFYDDNP2UPNS5ICWI \
  | 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: 64925f045e034b818dafd51ed97502b22c19dc9e08c6124e3b9f454d2e6db1a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42395857d0944bf4e9816b1846640b14181f0bc57b2da2e1a46a736f70c0dc17",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-10-18T16:44:24Z",
    "title_canon_sha256": "afc96a78eb5fc14574c8b1ed4cb2bafdd7ba67490c032ed75be528d0fd0d07e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.5182",
    "kind": "arxiv",
    "version": 1
  }
}