Pith Number

pith:PWT7MLOD

pith:2012:PWT7MLODD75ADNCBULUYXGYIUE

not attested not anchored not stored refs pending

Absolute specific heat measurements of a microgram Pb crystal using ac nanocalorimetry

A. Rydh, S. Tagliati

arxiv:1203.2052 v1 · 2012-03-09 · cond-mat.supr-con · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWT7MLODD75ADNCBULUYXGYIUE}

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	2026-05-18T01:58:10.832312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7da7f62dc31ffa01b441a2e98b9b08a13a418b0d1f51b5d1544564a7d8c76473

Aliases

arxiv: 1203.2052 · arxiv_version: 1203.2052v1 · doi: 10.48550/arxiv.1203.2052 · pith_short_12: PWT7MLODD75A · pith_short_16: PWT7MLODD75ADNCB · pith_short_8: PWT7MLOD

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/PWT7MLODD75ADNCBULUYXGYIUE \
  | 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: 7da7f62dc31ffa01b441a2e98b9b08a13a418b0d1f51b5d1544564a7d8c76473

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cd2865001245d9413952e11e7ed821a744cea081d577069bd95ca2eeaa7a74c",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2012-03-09T11:48:46Z",
    "title_canon_sha256": "50af12760eae943a9d19c47934aff5d9ef5207db086cbd8d9e288e2af20ca602"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2052",
    "kind": "arxiv",
    "version": 1
  }
}