Pith Number

pith:OHDDYSZC

pith:2023:OHDDYSZCC6T3BZVKOFFZJD6ID7

not attested not anchored not stored refs pending

Revisiting constraints on the photon rest mass with cosmological fast radio bursts

Bao Wang, Jun-Jie Wei, Mart\'in L\'opez-Corredoira, Xue-Feng Wu

arxiv:2304.14784 v2 · 2023-04-28 · astro-ph.HE · astro-ph.CO · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OHDDYSZCC6T3BZVKOFFZJD6ID7}

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	2026-07-05T06:45:50.124588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71c63c4b2217a7b0e6aa714b948fc81ffa40b7323e7603ddd8aa06a21d289ec0

Aliases

arxiv: 2304.14784 · arxiv_version: 2304.14784v2 · doi: 10.48550/arxiv.2304.14784 · pith_short_12: OHDDYSZCC6T3 · pith_short_16: OHDDYSZCC6T3BZVK · pith_short_8: OHDDYSZC

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/OHDDYSZCC6T3BZVKOFFZJD6ID7 \
  | 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: 71c63c4b2217a7b0e6aa714b948fc81ffa40b7323e7603ddd8aa06a21d289ec0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2be22fe784565677816f73e22195461af2fc8935707c596ddef1e756979381c4",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-04-28T11:51:50Z",
    "title_canon_sha256": "0bfa9fc92d57acbd18d0c9ee3eff14983aac8e2da9014c6c96ee4a0c1f3c5184"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.14784",
    "kind": "arxiv",
    "version": 2
  }
}