Pith Number

pith:ABPVM5HE

pith:2017:ABPVM5HELFINRT3DUVQVFHPTFE

not attested not anchored not stored refs pending

Area of convex disks

Christopher Croke, Gregory R. Chambers, Haomin Wen, Yevgeny Liokumovich

arxiv:1701.06594 v1 · 2017-01-23 · 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{ABPVM5HELFINRT3DUVQVFHPTFE}

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	2026-05-18T00:52:12.606530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

005f5674e45950d8cf63a561529df329017f267dd690229b2ff045ec4158917c

Aliases

arxiv: 1701.06594 · arxiv_version: 1701.06594v1 · doi: 10.48550/arxiv.1701.06594 · pith_short_12: ABPVM5HELFIN · pith_short_16: ABPVM5HELFINRT3D · pith_short_8: ABPVM5HE

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/ABPVM5HELFINRT3DUVQVFHPTFE \
  | 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: 005f5674e45950d8cf63a561529df329017f267dd690229b2ff045ec4158917c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3732ee1db92ada8d6981c6ef2e21bbff2d5e0980d770831b66af9cfd69a0250",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-01-23T19:15:17Z",
    "title_canon_sha256": "4e3b54079bb93460f8d6404ee19e59ce1a0d4e93dc4f2be61e01264d7b8d9279"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.06594",
    "kind": "arxiv",
    "version": 1
  }
}