Pith Number

pith:TXX3KSVU

pith:2011:TXX3KSVUOS3DUL2WLELG7ERNMB

not attested not anchored not stored refs pending

Photoabsorption spectra and the X-ray edge problem in graphene

Georg Roeder, Grigory Tkachov, Martina Hentschel

arxiv:1104.5350 v1 · 2011-04-28 · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TXX3KSVUOS3DUL2WLELG7ERNMB}

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	2026-05-18T04:20:37.569209Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9defb54ab474b63a2f5659166f922d607eba41c2bcec39bffe650d5480c8174f

Aliases

arxiv: 1104.5350 · arxiv_version: 1104.5350v1 · doi: 10.48550/arxiv.1104.5350 · pith_short_12: TXX3KSVUOS3D · pith_short_16: TXX3KSVUOS3DUL2W · pith_short_8: TXX3KSVU

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/TXX3KSVUOS3DUL2WLELG7ERNMB \
  | 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: 9defb54ab474b63a2f5659166f922d607eba41c2bcec39bffe650d5480c8174f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b80dfbe646e36a636e5f3b5fb187e9d556d603d4d13e677cd1019945dca8b29c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2011-04-28T10:36:54Z",
    "title_canon_sha256": "2b1c5592ba6a21e9ed194961a00765d651d3592afab3ff7d54e493a6cdfcdbc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.5350",
    "kind": "arxiv",
    "version": 1
  }
}