Pith Number

pith:7E5LUGPT

pith:2010:7E5LUGPTIGEXJ3STSIHEFR2C36

not attested not anchored not stored refs pending

Photonic bandgap fiber bundle spectrometer

Bora Ung, Imran Syed, Maksim Skorobogatiy, Ning Guo, Qu Hang

arxiv:1003.0042 v1 · 2010-02-27 · 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{7E5LUGPTIGEXJ3STSIHEFR2C36}

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	2026-05-18T02:08:48.686868Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f93aba19f3418974ee53920e42c742df89ad806f2a35facc74d6c83615e75616

Aliases

arxiv: 1003.0042 · arxiv_version: 1003.0042v1 · doi: 10.48550/arxiv.1003.0042 · pith_short_12: 7E5LUGPTIGEX · pith_short_16: 7E5LUGPTIGEXJ3ST · pith_short_8: 7E5LUGPT

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/7E5LUGPTIGEXJ3STSIHEFR2C36 \
  | 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: f93aba19f3418974ee53920e42c742df89ad806f2a35facc74d6c83615e75616

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6922279427d1c9d8db7ed0a4747325a2377e6350953d13a822d0ef047382331e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-02-27T00:56:50Z",
    "title_canon_sha256": "3081a4e78398411955dbc8c90aed5fabf4ed9257f928faf4bbc6632bd02d0326"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0042",
    "kind": "arxiv",
    "version": 1
  }
}