Pith Number

pith:HLSDGGJK

pith:2008:HLSDGGJKC5B3WJCBCA6UDPLWSV

not attested not anchored not stored refs pending

Spherical Foams in Flat Space

Carl D. Modes, Randall D. Kamien

arxiv:0810.5724 v1 · 2008-10-31 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HLSDGGJKC5B3WJCBCA6UDPLWSV}

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	2026-05-18T03:07:55.252843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ae433192a1743bb2441103d41bd769575e98e1aeca2fc4c1781c02941c87e02

Aliases

arxiv: 0810.5724 · arxiv_version: 0810.5724v1 · doi: 10.48550/arxiv.0810.5724 · pith_short_12: HLSDGGJKC5B3 · pith_short_16: HLSDGGJKC5B3WJCB · pith_short_8: HLSDGGJK

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/HLSDGGJKC5B3WJCBCA6UDPLWSV \
  | 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: 3ae433192a1743bb2441103d41bd769575e98e1aeca2fc4c1781c02941c87e02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a2e0423b0cb61721bcb57833b9bba8270d16d26c719efe45bec8ca33733e727",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2008-10-31T16:13:55Z",
    "title_canon_sha256": "86d0f8d343ccafee7e605bdcf766287f2d6529021a5e56ac01e9dd24161e6b8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.5724",
    "kind": "arxiv",
    "version": 1
  }
}