Pith Number

pith:OPXX66FO

pith:2012:OPXX66FOMEPHYYP76EGYC7HO4Z

not attested not anchored not stored refs pending

On the theory of slowing down gracefully

Juerg Froehlich, Zhou Gang

arxiv:1205.5701 v1 · 2012-05-25 · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OPXX66FOMEPHYYP76EGYC7HO4Z}

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	2026-05-18T01:57:17.280976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73ef7f78ae611e7c61fff10d817ceee65606c5642ba5ffec7ec58b7980253c4f

Aliases

arxiv: 1205.5701 · arxiv_version: 1205.5701v1 · doi: 10.48550/arxiv.1205.5701 · pith_short_12: OPXX66FOMEPH · pith_short_16: OPXX66FOMEPHYYP7 · pith_short_8: OPXX66FO

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/OPXX66FOMEPHYYP76EGYC7HO4Z \
  | 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: 73ef7f78ae611e7c61fff10d817ceee65606c5642ba5ffec7ec58b7980253c4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b60a39f256761e7be8529b0fee5e1b6ab392d506b8769efb043f17eb4edfb0a6",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-05-25T14:08:06Z",
    "title_canon_sha256": "995cafa028178d3dcd2139d5de05dd60e8a29135b169469ef441ab18bb3dbf82"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.5701",
    "kind": "arxiv",
    "version": 1
  }
}