Pith Number

pith:NNFGD6RZ

pith:2011:NNFGD6RZJMM4WO7KXO4T5RK67M

not attested not anchored not stored refs pending

Highly birefringent polymer terahertz fiber with honeycomb cladding

Fei Fan, Sheng-jiang Chang, Xiang-Hui Wang, Yu Hou, Zi-Wei Jiang

arxiv:1111.1279 v1 · 2011-11-05 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NNFGD6RZJMM4WO7KXO4T5RK67M}

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	2026-05-18T04:00:15.472078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b4a61fa394b19cb3beabbb93ec55efb1c89b021c205be5b7e42f40633fb3352

Aliases

arxiv: 1111.1279 · arxiv_version: 1111.1279v1 · doi: 10.48550/arxiv.1111.1279 · pith_short_12: NNFGD6RZJMM4 · pith_short_16: NNFGD6RZJMM4WO7K · pith_short_8: NNFGD6RZ

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/NNFGD6RZJMM4WO7KXO4T5RK67M \
  | 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: 6b4a61fa394b19cb3beabbb93ec55efb1c89b021c205be5b7e42f40633fb3352

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "242f1ba17189e705668c6b054e2c1fee7fd9f79f705431027e337f6ff3113ee2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-11-05T02:17:07Z",
    "title_canon_sha256": "579d4662aa3d6f0b3f793dff003acdb69da89aab1a11cdbd71fdf33103e3e440"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1279",
    "kind": "arxiv",
    "version": 1
  }
}