Pith Number

pith:C74VVDS3

pith:2021:C74VVDS3BBF7SW6K64EWHIDWNM

not attested not anchored not stored refs pending

Unusual Emission Variations Near the Eclipse of A Black Widow PSR J1720$-$0533

C.C.Miao, C.M. Zhang, D.H. Wang, D.Li, F.F.Kou, G.Hobbs, J.B.Wang, J.M.Yao, J.P. Yuan, L. Zhang, N.Wang, P. Wang, S.B. Zhang, S.Dai, S.J. Dang, S.Q.Wang, W.W. Zhu, Y. Feng

arxiv:2111.02690 v1 · 2021-11-04 · astro-ph.HE · 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{C74VVDS3BBF7SW6K64EWHIDWNM}

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	2026-07-05T03:34:37.705358Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17f95a8e5b084bf95bcaf70963a0766b055c33966d591d819c9a1773b9a7da14

Aliases

arxiv: 2111.02690 · arxiv_version: 2111.02690v1 · doi: 10.48550/arxiv.2111.02690 · pith_short_12: C74VVDS3BBF7 · pith_short_16: C74VVDS3BBF7SW6K · pith_short_8: C74VVDS3

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/C74VVDS3BBF7SW6K64EWHIDWNM \
  | 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: 17f95a8e5b084bf95bcaf70963a0766b055c33966d591d819c9a1773b9a7da14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27dfc7f5b2dd8933af50ac46f7c44fe30000c248644e3697602cdad7c16f8ec5",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-11-04T08:57:08Z",
    "title_canon_sha256": "adac23aef38457a29c67b5bf70d8f161af2876ff0a260575ff26c9d3edfe14c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.02690",
    "kind": "arxiv",
    "version": 1
  }
}