Pith Number

pith:HFQYOFR7

pith:2009:HFQYOFR75AHBOG5AEXQL6BOADC

not attested not anchored not stored refs pending

Colloidal Flying Carpets

Erika Eiser, Nienke Geerts

arxiv:0906.3137 v1 · 2009-06-17 · cond-mat.soft · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HFQYOFR75AHBOG5AEXQL6BOADC}

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	2026-07-04T15:43:57.108556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

396187163fe80e171ba025e0bf05c01898702fa26803e66cf141b0d4cad5e32f

Aliases

arxiv: 0906.3137 · arxiv_version: 0906.3137v1 · doi: 10.48550/arxiv.0906.3137 · pith_short_12: HFQYOFR75AHB · pith_short_16: HFQYOFR75AHBOG5A · pith_short_8: HFQYOFR7

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/HFQYOFR75AHBOG5AEXQL6BOADC \
  | 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: 396187163fe80e171ba025e0bf05c01898702fa26803e66cf141b0d4cad5e32f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f939301abc1c6c1e9390937c2b4018f6d50440562362f2482bf16c7a8b55b5e7",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2009-06-17T10:40:13Z",
    "title_canon_sha256": "59efcd53e018ea7c252509e42273d4c349c6c26a697aa901943757a65a9e4f3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.3137",
    "kind": "arxiv",
    "version": 1
  }
}