Pith Number

pith:EJPW67SE

pith:2019:EJPW67SE7H4TPXCRTAEOPQ3F4X

not attested not anchored not stored refs pending

New Materials Physics

Paul C. Canfield

arxiv:1908.02369 v1 · 2019-08-06 · cond-mat.mtrl-sci · cond-mat.str-el · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EJPW67SE7H4TPXCRTAEOPQ3F4X}

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	2026-07-05T00:31:14.767147Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

225f6f7e44f9f937dc519808e7c365e5d098cc77a8a87d52b45edba1a5948806

Aliases

arxiv: 1908.02369 · arxiv_version: 1908.02369v1 · doi: 10.48550/arxiv.1908.02369 · pith_short_12: EJPW67SE7H4T · pith_short_16: EJPW67SE7H4TPXCR · pith_short_8: EJPW67SE

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/EJPW67SE7H4TPXCRTAEOPQ3F4X \
  | 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: 225f6f7e44f9f937dc519808e7c365e5d098cc77a8a87d52b45edba1a5948806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05d0814681742406feadd20f817f4b3f34a1ca55e2807606546e2a03f493a06f",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "cond-mat.supr-con"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2019-08-06T21:13:53Z",
    "title_canon_sha256": "1c76eb418cac318ce22792e67db75b3f1ffade618032163967e214ea437a524f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02369",
    "kind": "arxiv",
    "version": 1
  }
}