Pith Number

pith:KKBAHTB4

pith:1999:KKBAHTB4MEHVRJB3Y37KWZKSPI

not attested not anchored not stored refs pending

A Microscopic Look at Liquid Helium: the 3He Impurity Case

A. Fabrocini, A. Polls

arxiv:cond-mat/9911261 v1 · 1999-11-17 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KKBAHTB4MEHVRJB3Y37KWZKSPI}

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	2026-05-18T00:57:19.694098Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

528203cc3c610f58a43bc6feab65527a0d5550fd3b08c14d8b6b736c2f70452d

Aliases

arxiv: cond-mat/9911261 · arxiv_version: cond-mat/9911261v1 · doi: 10.48550/arxiv.cond-mat/9911261 · pith_short_12: KKBAHTB4MEHV · pith_short_16: KKBAHTB4MEHVRJB3 · pith_short_8: KKBAHTB4

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/KKBAHTB4MEHVRJB3Y37KWZKSPI \
  | 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: 528203cc3c610f58a43bc6feab65527a0d5550fd3b08c14d8b6b736c2f70452d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85b3693115ea20eb50b2e82b16737ac7a5f28a3513e239f6e4b5fa351bb72d80",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1999-11-17T13:35:04Z",
    "title_canon_sha256": "9b2d66d0c4e675f6e21195b24a0660274ed8e1577dd57e9ebf74c9dc2ea0490e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9911261",
    "kind": "arxiv",
    "version": 1
  }
}