Pith Number

pith:6CIIH2Z5

pith:2017:6CIIH2Z536PJ3CSMNSA6BCW2DU

not attested not anchored not stored refs pending

Birefringence and hidden photons

Ariel Arza, Jorge Gamboa

arxiv:1708.03660 v2 · 2017-08-11 · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6CIIH2Z536PJ3CSMNSA6BCW2DU}

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	2026-05-18T00:13:32.222404Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f09083eb3ddf9e9d8a4c6c81e08ada1d15e615c16406489b992fefc1bb24bd16

Aliases

arxiv: 1708.03660 · arxiv_version: 1708.03660v2 · doi: 10.48550/arxiv.1708.03660 · pith_short_12: 6CIIH2Z536PJ · pith_short_16: 6CIIH2Z536PJ3CSM · pith_short_8: 6CIIH2Z5

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/6CIIH2Z536PJ3CSMNSA6BCW2DU \
  | 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: f09083eb3ddf9e9d8a4c6c81e08ada1d15e615c16406489b992fefc1bb24bd16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a07b8a3b5c17bee982c555f527a28181df4e9d8757221dee6d68c5cb71d8e763",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2017-08-11T18:44:13Z",
    "title_canon_sha256": "2cee560b22d390fd87b90c920882b0d08b7de1e0e94edde0b77604aa34467995"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.03660",
    "kind": "arxiv",
    "version": 2
  }
}