Pith Number

pith:EFCZRYZC

pith:2015:EFCZRYZC235RB4L7LSQLV5W5BQ

not attested not anchored not stored refs pending

Reflection positivity in simplicial gravity

Robert Schrader

arxiv:1510.06376 v1 · 2015-10-21 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EFCZRYZC235RB4L7LSQLV5W5BQ}

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	2026-05-18T01:14:02.874926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

214598e322d6fb10f17f5ca0baf6dd0c34ac5feee44ccd2576e7824bb1900406

Aliases

arxiv: 1510.06376 · arxiv_version: 1510.06376v1 · doi: 10.48550/arxiv.1510.06376 · pith_short_12: EFCZRYZC235R · pith_short_16: EFCZRYZC235RB4L7 · pith_short_8: EFCZRYZC

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/EFCZRYZC235RB4L7LSQLV5W5BQ \
  | 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: 214598e322d6fb10f17f5ca0baf6dd0c34ac5feee44ccd2576e7824bb1900406

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23a64b557b62b42eed4a90f9de74eb7089dc3210814c31dbe83c380c4573fad0",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2015-10-21T19:16:55Z",
    "title_canon_sha256": "5e2b6c0bc87bca8c0b4822377893b7c0cfedf19bff990fdbf481537c882b9cb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.06376",
    "kind": "arxiv",
    "version": 1
  }
}