Pith Number

pith:6F7C522S

pith:2020:6F7C522SUIJDIVY6AG56IN2BZZ

not attested not anchored not stored refs pending

Discovering topological surface states of Dirac points

Chen Fang, Hengbin Cheng, Ling Lu, Rongjuan Liu, Yixin Sha

arxiv:2001.06205 v1 · 2020-01-17 · cond-mat.mtrl-sci · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6F7C522SUIJDIVY6AG56IN2BZZ}

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	2026-07-05T00:47:18.680778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f17e2eeb52a21234571e01bbe43741ce7c5a4bf616f1011c05567b76ca4bcb75

Aliases

arxiv: 2001.06205 · arxiv_version: 2001.06205v1 · doi: 10.48550/arxiv.2001.06205 · pith_short_12: 6F7C522SUIJD · pith_short_16: 6F7C522SUIJDIVY6 · pith_short_8: 6F7C522S

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/6F7C522SUIJDIVY6AG56IN2BZZ \
  | 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: f17e2eeb52a21234571e01bbe43741ce7c5a4bf616f1011c05567b76ca4bcb75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76f36072203646e0c0797f89800ef04c491b09b7a7275d3d948a0f5b916b8884",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2020-01-17T09:13:15Z",
    "title_canon_sha256": "08c3d77241cd9c263be9798dab8f800d76ecf7ec763824b6a9808f36add8fe67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.06205",
    "kind": "arxiv",
    "version": 1
  }
}