Pith Number

pith:QGVPXWMF

pith:2018:QGVPXWMFV7NS6ABANDFERWXSLO

not attested not anchored not stored refs pending

Schr\"odinger's Man

Diego Sempreboni, Luca Vigan\`o

arxiv:1812.05839 v1 · 2018-12-14 · cs.OH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGVPXWMFV7NS6ABANDFERWXSLO}

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	2026-05-17T23:58:17.972696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81aafbd985afdb2f002068ca48daf25b93f3531d2d97ac89fdfd07789475c852

Aliases

arxiv: 1812.05839 · arxiv_version: 1812.05839v1 · doi: 10.48550/arxiv.1812.05839 · pith_short_12: QGVPXWMFV7NS · pith_short_16: QGVPXWMFV7NS6ABA · pith_short_8: QGVPXWMF

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/QGVPXWMFV7NS6ABANDFERWXSLO \
  | 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: 81aafbd985afdb2f002068ca48daf25b93f3531d2d97ac89fdfd07789475c852

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f6870023c933e54bea5e4de46c6faa30eb1ae40489cfd5d61191651787e1e590",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.OH",
    "submitted_at": "2018-12-14T09:32:12Z",
    "title_canon_sha256": "2dd73a4b91ddda6af094f08c6b5549d58bed1a0dda515a2c1bcb609983c84b98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05839",
    "kind": "arxiv",
    "version": 1
  }
}