Pith Number

pith:5JSG2O7F

pith:2021:5JSG2O7FENNLVBWVUURBVH54IB

not attested not anchored not stored refs pending

AstroSat observation of the HBL 1ES 1959+650 during its October 2017 flaring

Rajalakshmi T. R, Ranjeev Misra, Savithri H. Ezhikode, Zahir Shah

arxiv:2104.13472 v1 · 2021-04-27 · 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{5JSG2O7FENNLVBWVUURBVH54IB}

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.

Cited by

1 paper in Pith

Probing Spectral Evolution and Intrinsic Variability of Mkn\,421: A Multi-Epoch AstroSat Study of X-ray Spectra

Receipt and verification

First computed	2026-07-05T02:39:20.027273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea646d3be5235aba86d5a5221a9fbc404d9cf6a045c14c34f4fadd24c5ee2c71

Aliases

arxiv: 2104.13472 · arxiv_version: 2104.13472v1 · doi: 10.48550/arxiv.2104.13472 · pith_short_12: 5JSG2O7FENNL · pith_short_16: 5JSG2O7FENNLVBWV · pith_short_8: 5JSG2O7F

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/5JSG2O7FENNLVBWVUURBVH54IB \
  | 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: ea646d3be5235aba86d5a5221a9fbc404d9cf6a045c14c34f4fadd24c5ee2c71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d8ff4d48a8e0e258903c112b3c7ac798f3bfe515553ed9305fe8f91d587f36a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-04-27T20:59:19Z",
    "title_canon_sha256": "814448843de93845f017ddd60ff648b7f393b6470095ba0143aff811325ef2c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.13472",
    "kind": "arxiv",
    "version": 1
  }
}