Pith Number

pith:CHGGPJXV

pith:2008:CHGGPJXVTGW7YPMXAJN3P4PFDB

not attested not anchored not stored refs pending

Superconductivity and single crystal growth of Ni0:05TaS2

H. C. Lei, J.M. Dai, Lijun Li, S.B. Zhang, W.H. Song, X.B. Zhu, X.D. Zhu, Y.P. Sun, Z.R. Yang

arxiv:0811.2549 v2 · 2008-11-16 · cond-mat.supr-con · 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{CHGGPJXVTGW7YPMXAJN3P4PFDB}

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	2026-05-18T02:15:20.895649Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11cc67a6f599adfc3d97025bb7f1e5186bf40d7a14bcff1907d01780ba5dad31

Aliases

arxiv: 0811.2549 · arxiv_version: 0811.2549v2 · doi: 10.48550/arxiv.0811.2549 · pith_short_12: CHGGPJXVTGW7 · pith_short_16: CHGGPJXVTGW7YPMX · pith_short_8: CHGGPJXV

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/CHGGPJXVTGW7YPMXAJN3P4PFDB \
  | 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: 11cc67a6f599adfc3d97025bb7f1e5186bf40d7a14bcff1907d01780ba5dad31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2ef08c3b489f35d0c2c13e2da7f67f1838f2aaf014fd115802dd0783f3acd9b",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2008-11-16T03:17:54Z",
    "title_canon_sha256": "614cb29d2136af4ac5bb50acb329de8a95cb91809cc1a6a4b3d096c6199c560a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.2549",
    "kind": "arxiv",
    "version": 2
  }
}