Pith Number

pith:FOB5I5M3

pith:2025:FOB5I5M33QFONYA7Z667CKSKBC

not attested not anchored not stored refs pending

Uniqueness in determining a convex polygonal source of an elastic body

Jianli Xiang

arxiv:2506.02870 v1 · 2025-06-03 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FOB5I5M33QFONYA7Z667CKSKBC}

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	2026-07-05T11:15:10.750936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b83d4759bdc0ae6e01fcfbdf12a4a08899659f78e70342bb30c9177f7f8e638

Aliases

arxiv: 2506.02870 · arxiv_version: 2506.02870v1 · doi: 10.48550/arxiv.2506.02870 · pith_short_12: FOB5I5M33QFO · pith_short_16: FOB5I5M33QFONYA7 · pith_short_8: FOB5I5M3

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/FOB5I5M33QFONYA7Z667CKSKBC \
  | 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: 2b83d4759bdc0ae6e01fcfbdf12a4a08899659f78e70342bb30c9177f7f8e638

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "367f1383c3efb484f94b456ad752f011fd9bd92511bf7a78ad1855475a11c1ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-06-03T13:35:35Z",
    "title_canon_sha256": "0718b6d63685e41dd2bb8b9acba5e37ce3d311f9cb6ba63c6c9fd8da2c2858f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.02870",
    "kind": "arxiv",
    "version": 1
  }
}