Pith Number

pith:DP3DW3FK

pith:2015:DP3DW3FK764P5WOLKNLFUJEXQQ

not attested not anchored not stored refs pending

The amazing story of a forgotten golden flag

Andr\'es Navas

arxiv:1510.00970 v2 · 2015-10-04 · math.HO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DP3DW3FK764P5WOLKNLFUJEXQQ}

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	2026-05-18T01:30:42.462461Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1bf63b6caaffb8fed9cb53565a2497843e40c4e162f14dc5cf3b850a92c0537a

Aliases

arxiv: 1510.00970 · arxiv_version: 1510.00970v2 · doi: 10.48550/arxiv.1510.00970 · pith_short_12: DP3DW3FK764P · pith_short_16: DP3DW3FK764P5WOL · pith_short_8: DP3DW3FK

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/DP3DW3FK764P5WOLKNLFUJEXQQ \
  | 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: 1bf63b6caaffb8fed9cb53565a2497843e40c4e162f14dc5cf3b850a92c0537a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9ff9c4fba9fa4d5ce560304dacf88b0b78ae6436a40188b6f62a08a1d1b2317",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2015-10-04T19:23:11Z",
    "title_canon_sha256": "c32a188228e4e1a06f391cc9d92ea0658eb820a5ffd8913725847158da3da573"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.00970",
    "kind": "arxiv",
    "version": 2
  }
}