Pith Number

pith:5PYE5XK4

pith:2015:5PYE5XK4SLLXNRBKVD47YKXBGP

not attested not anchored not stored refs pending

Optical observations of PSR J2021+3651 in the Dragonfly Nebula with the GTC

Aida Kirichenko, Andrey Danilenko, Antonio Cabrera-Lavers, Dima Zyuzin, Elizaveta Ryspaeva, George Pavlov, Martin Durant, Oleg Kargaltsev, Peter Shternin, Yuriy Shibanov

arxiv:1501.04594 v1 · 2015-01-19 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PYE5XK4SLLXNRBKVD47YKXBGP}

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	2026-05-18T01:24:33.182623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebf04edd5c92d776c42aa8f9fc2ae133f297c98fab5ac0743609336bd9fc446f

Aliases

arxiv: 1501.04594 · arxiv_version: 1501.04594v1 · doi: 10.48550/arxiv.1501.04594 · pith_short_12: 5PYE5XK4SLLX · pith_short_16: 5PYE5XK4SLLXNRBK · pith_short_8: 5PYE5XK4

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/5PYE5XK4SLLXNRBKVD47YKXBGP \
  | 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: ebf04edd5c92d776c42aa8f9fc2ae133f297c98fab5ac0743609336bd9fc446f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4048c4565e1b1d1bb6a671fed3ee46e61eba770701e4830634104e3b27572250",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-01-19T19:19:23Z",
    "title_canon_sha256": "8f6f21490394bd68925414c087c1c2716f9334214c707f780ddee0533a8623a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.04594",
    "kind": "arxiv",
    "version": 1
  }
}