Pith Number

pith:UN4UMWKA

pith:2015:UN4UMWKA7HK6VLOHUCF2H2PT7L

not attested not anchored not stored refs pending

Selective doping Barlowite for quantum spin liquid: a first-principles study

Feng Liu, Jia-Wei Mei, Xiaolong Zou, Zheng Liu

arxiv:1504.00521 v1 · 2015-04-02 · cond-mat.mtrl-sci · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UN4UMWKA7HK6VLOHUCF2H2PT7L}

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	2026-05-18T01:23:58.469721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a379465940f9d5eaadc7a08ba3e9f3fac22f8e9515551f6fcebac856799cb16b

Aliases

arxiv: 1504.00521 · arxiv_version: 1504.00521v1 · doi: 10.48550/arxiv.1504.00521 · pith_short_12: UN4UMWKA7HK6 · pith_short_16: UN4UMWKA7HK6VLOH · pith_short_8: UN4UMWKA

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/UN4UMWKA7HK6VLOHUCF2H2PT7L \
  | 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: a379465940f9d5eaadc7a08ba3e9f3fac22f8e9515551f6fcebac856799cb16b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9d1bddb573be80011368666c38e9ff5023abd0a885f6c9d4500caa1cb7ab06d",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2015-04-02T12:14:31Z",
    "title_canon_sha256": "63946163a213802f5c7b3a54e1b8d916ae4aae7fe71fb3c2247637a1c6868315"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00521",
    "kind": "arxiv",
    "version": 1
  }
}