Pith Number

pith:7DS7TI5S

pith:2021:7DS7TI5SDF7V6JVZ2DKOIGDPZB

not attested not anchored not stored refs pending

$\rm 4-8~GHz$ Spectro-temporal Emission from the Galactic Center Magnetar $\rm PSR~J1745-2900$

Akshay Suresh, Andrew P. V. Siemion, Danny C. Price, James M. Cordes, Karen I. Perez, Shami Chatterjee, Vishal Gajjar

arxiv:2108.05404 v2 · 2021-08-11 · 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{7DS7TI5SDF7V6JVZ2DKOIGDPZB}

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	2026-07-05T03:29:29.693189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8e5f9a3b2197f5f26b9d0d4e4186fc87957e947be0449e5b59bafb114884d26

Aliases

arxiv: 2108.05404 · arxiv_version: 2108.05404v2 · doi: 10.48550/arxiv.2108.05404 · pith_short_12: 7DS7TI5SDF7V · pith_short_16: 7DS7TI5SDF7V6JVZ · pith_short_8: 7DS7TI5S

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/7DS7TI5SDF7V6JVZ2DKOIGDPZB \
  | 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: f8e5f9a3b2197f5f26b9d0d4e4186fc87957e947be0449e5b59bafb114884d26

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "138fb5f53b4a57fb96d9bffcb8722fbf689a35cf9cc661efda17aec92878211d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-08-11T18:43:35Z",
    "title_canon_sha256": "fa6c3a57d3f77fc6d206c7fb8af871834a1ffbcb84c068787f529bdceb092a31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.05404",
    "kind": "arxiv",
    "version": 2
  }
}