Pith Number

pith:UXH6OXK3

pith:2017:UXH6OXK324ZBZZP6VL3MFEIPOQ

not attested not anchored not stored refs pending

Absence of superconductivity in NbB

A. J. S. Machado, F. Abud, I. R. Souza, L. E. Correa, M. S. Torikachvili, R.F. Jardim

arxiv:1708.08570 v1 · 2017-08-29 · 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{UXH6OXK324ZBZZP6VL3MFEIPOQ}

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	2026-05-18T00:36:27.406870Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5cfe75d5bd7321ce5feaaf6c2910f742df0db73af30b67671f6f32f143b4e16

Aliases

arxiv: 1708.08570 · arxiv_version: 1708.08570v1 · doi: 10.48550/arxiv.1708.08570 · pith_short_12: UXH6OXK324ZB · pith_short_16: UXH6OXK324ZBZZP6 · pith_short_8: UXH6OXK3

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/UXH6OXK324ZBZZP6VL3MFEIPOQ \
  | 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: a5cfe75d5bd7321ce5feaaf6c2910f742df0db73af30b67671f6f32f143b4e16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "beb220511b52ab8ef0fb3372b21390fc79ed00addcda7f1126660b2202689e50",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2017-08-29T01:58:56Z",
    "title_canon_sha256": "b3064e1aab492f20ae656009972dcbf0d50c8e852fbab1043a859722f6021fda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.08570",
    "kind": "arxiv",
    "version": 1
  }
}