Pith Number

pith:LPBHO6F6

pith:2016:LPBHO6F6U243TSTERKF2JPGOLU

not attested not anchored not stored refs pending

Reflections on a Black Mirror

Michael R.R. Good

arxiv:1602.00683 v2 · 2016-01-31 · 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{LPBHO6F6U243TSTERKF2JPGOLU}

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	2026-05-18T00:09:48.109306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bc27778bea6b9b9ca648a8ba4bcce5d36cd25d02607d5c318b2e8c191dc60b7

Aliases

arxiv: 1602.00683 · arxiv_version: 1602.00683v2 · doi: 10.48550/arxiv.1602.00683 · pith_short_12: LPBHO6F6U243 · pith_short_16: LPBHO6F6U243TSTE · pith_short_8: LPBHO6F6

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/LPBHO6F6U243TSTERKF2JPGOLU \
  | 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: 5bc27778bea6b9b9ca648a8ba4bcce5d36cd25d02607d5c318b2e8c191dc60b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff8ede306845ab7919773dfaf2fdf7568a58a64d601007c1f7a1b2e4ce9db355",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-01-31T13:22:12Z",
    "title_canon_sha256": "fc85ab41b9ec91154e216b3378ee21e1e7054abb3d880055cc69678f086487b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.00683",
    "kind": "arxiv",
    "version": 2
  }
}