Pith Number

pith:OXAIJTHZ

pith:2018:OXAIJTHZAZMKAHNYR2LY77FNK5

not attested not anchored not stored refs pending

The annoying null boundaries

Paul Klinger, Piotr T. Chru\'sciel

arxiv:1801.06037 v1 · 2018-01-18 · gr-qc · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OXAIJTHZAZMKAHNYR2LY77FNK5}

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	2026-05-18T00:21:06.565039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75c084ccf90658a01db88e978ffcad574fd99387f94de5e912a8aaebd18719cf

Aliases

arxiv: 1801.06037 · arxiv_version: 1801.06037v1 · doi: 10.48550/arxiv.1801.06037 · pith_short_12: OXAIJTHZAZMK · pith_short_16: OXAIJTHZAZMKAHNY · pith_short_8: OXAIJTHZ

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/OXAIJTHZAZMKAHNYR2LY77FNK5 \
  | 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: 75c084ccf90658a01db88e978ffcad574fd99387f94de5e912a8aaebd18719cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27649189eb385dab44ec38baff125a55260ab64cb8ff9469d5805c74a8429cc2",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-01-18T14:33:18Z",
    "title_canon_sha256": "f2c4bf02dc67b277f6cae7cd899472c44e4f86b609ee859b1f98a702ce08ddaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06037",
    "kind": "arxiv",
    "version": 1
  }
}