Pith Number

pith:LUJ2I6QM

pith:2014:LUJ2I6QMUGYHKGXIGUIUZ3IM7G

not attested not anchored not stored refs pending

The metallization and superconductivity of dense hydrogen sulfide

Jian Hao, Yanling Li, Yanming Ma, Yinwei Li

arxiv:1402.2721 v1 · 2014-02-12 · cond-mat.supr-con · cond-mat.mtrl-sci

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

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	2026-05-18T02:20:28.962306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d13a47a0ca1b0751ae835114ced0cf9bb32b93bb7cbdf8eb99e6578fee3897c

Aliases

arxiv: 1402.2721 · arxiv_version: 1402.2721v1 · doi: 10.48550/arxiv.1402.2721 · pith_short_12: LUJ2I6QMUGYH · pith_short_16: LUJ2I6QMUGYHKGXI · pith_short_8: LUJ2I6QM

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/LUJ2I6QMUGYHKGXIGUIUZ3IM7G \
  | 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: 5d13a47a0ca1b0751ae835114ced0cf9bb32b93bb7cbdf8eb99e6578fee3897c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f008c8ca37daf0aebdb941b88e049c9373adb457b027dcaaacf6b47e09f60483",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2014-02-12T03:29:20Z",
    "title_canon_sha256": "7f9625aa7b1df025299d1c5097560f557b48521cf9e161122c8cb2b1d5719812"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.2721",
    "kind": "arxiv",
    "version": 1
  }
}