Pith Number

pith:6TW5TYB3

pith:2011:6TW5TYB3TSF3NPQNZYUVOW2IMV

not attested not anchored not stored refs pending

Approaching metric domains

Dirk Hofmann, Gon\c{c}alo Gutierres

arxiv:1103.4744 v1 · 2011-03-24 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6TW5TYB3TSF3NPQNZYUVOW2IMV}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:26:00.937721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4edd9e03b9c8bb6be0dce29575b48657e756cca88629b6d3e09a0231c60fcb1

Aliases

arxiv: 1103.4744 · arxiv_version: 1103.4744v1 · doi: 10.48550/arxiv.1103.4744 · pith_short_12: 6TW5TYB3TSF3 · pith_short_16: 6TW5TYB3TSF3NPQN · pith_short_8: 6TW5TYB3

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/6TW5TYB3TSF3NPQNZYUVOW2IMV \
  | 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: f4edd9e03b9c8bb6be0dce29575b48657e756cca88629b6d3e09a0231c60fcb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58c3055d938c1e5d6110b22cdfe86fbb37e27bcaf4784ac568b6d4530e9b9d22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2011-03-24T12:21:07Z",
    "title_canon_sha256": "1d8f2113d49ee576c72936f09c3ad538841f52f4fb871d06fd7a50e744beb00e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4744",
    "kind": "arxiv",
    "version": 1
  }
}