Pith Number

pith:XUQ5PWJF

pith:2024:XUQ5PWJFW5OQVWRF4EPDRIVY7X

not attested not anchored not stored refs pending

Apparent color and Raman vibrational modes of the unconventional superconductor Bi$_2$Sr$_2$CaCu$_2$O$_{8+\delta}$ exfoliated flakes

Adolfo del Campo, Aida Serrano, Elvira M. Gonz\'alez, Gladys Nieva, Ignacio Figueruelo-Campanero, Mariela Menghini

arxiv:2402.12941 v1 · 2024-02-20 · cond-mat.supr-con · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XUQ5PWJFW5OQVWRF4EPDRIVY7X}

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	2026-07-05T07:47:18.777242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd21d7d925b75d0ada25e11e38a2b8fdf79f5086de309d6be55dbdaed6ccdeec

Aliases

arxiv: 2402.12941 · arxiv_version: 2402.12941v1 · doi: 10.48550/arxiv.2402.12941 · pith_short_12: XUQ5PWJFW5OQ · pith_short_16: XUQ5PWJFW5OQVWRF · pith_short_8: XUQ5PWJF

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/XUQ5PWJFW5OQVWRF4EPDRIVY7X \
  | 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: bd21d7d925b75d0ada25e11e38a2b8fdf79f5086de309d6be55dbdaed6ccdeec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a18ae9d69d24303543bf9adbdab679184b129cce6f7945dad9c2604e99ab10b",
    "cross_cats_sorted": [
      "cond-mat.str-el"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2024-02-20T11:53:08Z",
    "title_canon_sha256": "0ab9b154dd5973f14836a86a618a16cf15be54479a9dea5ff5b11f15a8b44ab2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.12941",
    "kind": "arxiv",
    "version": 1
  }
}