Pith Number

pith:LETXDDQM

pith:2018:LETXDDQM2WWNWMAHTTCMC5FAYO

not attested not anchored not stored refs pending

Variational Principle Directly on the Coherent Pair Condensate. I. the BCS Case

L. Y. Jia

arxiv:1808.03729 v1 · 2018-08-11 · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LETXDDQM2WWNWMAHTTCMC5FAYO}

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	2026-05-17T23:56:47.452602Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5927718e0cd5acdb30079cc4c174a0c3a9786b125c3c48f1ffba3191ac587aba

Aliases

arxiv: 1808.03729 · arxiv_version: 1808.03729v1 · doi: 10.48550/arxiv.1808.03729 · pith_short_12: LETXDDQM2WWN · pith_short_16: LETXDDQM2WWNWMAH · pith_short_8: LETXDDQM

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/LETXDDQM2WWNWMAHTTCMC5FAYO \
  | 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: 5927718e0cd5acdb30079cc4c174a0c3a9786b125c3c48f1ffba3191ac587aba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "235e04f404ed1fc119356c456903bc0cb68ac5a2e355cd91882a2ca3e154ff36",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-th",
    "submitted_at": "2018-08-11T00:16:15Z",
    "title_canon_sha256": "20700cef4fecf15bb94fc83ba33aff16c824652535f9a581e24573f202e88bf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03729",
    "kind": "arxiv",
    "version": 1
  }
}