Pith Number

pith:MWRGFSK3

pith:2016:MWRGFSK3KTSZWKDL24I2DM2CWI

not attested not anchored not stored refs pending

A significant hardening and rising shape detected in the MeV/GeV nuFnu spectrum from the recently-discovered very-high-energy blazar S4 0954+65 during the bright optical flare in 2015 February

B. Carpenter, E. Lindfors, F. Krauss, F. Longo, J. Becerra Gonzalez, J. D. Finke, J. McEnery, K. Nilsson, K. Shiki, L. Takalo, R. Desiante, R. Itoh, R. Ojha, R. Reinthal, S. Buson, T. Pursimo, V. Fallah Ramazani, W. Boschin, Y. Fukazawa, Y. Inoue, Y. T. Tanaka

arxiv:1604.05427 v1 · 2016-04-19 · 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{MWRGFSK3KTSZWKDL24I2DM2CWI}

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	2026-05-18T01:13:11.085217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65a262c95b54e59b286bd711a1b342b2318730e9745623b27407c21d154df79e

Aliases

arxiv: 1604.05427 · arxiv_version: 1604.05427v1 · doi: 10.48550/arxiv.1604.05427 · pith_short_12: MWRGFSK3KTSZ · pith_short_16: MWRGFSK3KTSZWKDL · pith_short_8: MWRGFSK3

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/MWRGFSK3KTSZWKDL24I2DM2CWI \
  | 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: 65a262c95b54e59b286bd711a1b342b2318730e9745623b27407c21d154df79e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "235b57554804f5ac224f83d14f1505a63c56c99b62c91660fc5256394b3df6fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-04-19T04:27:14Z",
    "title_canon_sha256": "59d7028373ca958cd5d9e1d64afa649363484168c8ce164f398b3339e06ca737"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.05427",
    "kind": "arxiv",
    "version": 1
  }
}