Pith Number

pith:2J3GETTF

pith:2019:2J3GETTFQAH7HF2OHCFWDVLEIF

not attested not anchored not stored refs pending

The Origin of the X-ray Emission in Two Well-Aligned Extragalactic Jets: The Case for IC/CMB

Adurshsiva R. Iyer, Eileen T. Meyer, Karthik Reddy, Markos Georganopoulos, Mary Keenan, Peter Breiding

arxiv:1908.07139 v2 · 2019-08-20 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2J3GETTFQAH7HF2OHCFWDVLEIF}

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	2026-07-05T00:06:53.913094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d276624e65800ff3974e388b61d56441704450e4db0f8abb9270a5a341202551

Aliases

arxiv: 1908.07139 · arxiv_version: 1908.07139v2 · doi: 10.48550/arxiv.1908.07139 · pith_short_12: 2J3GETTFQAH7 · pith_short_16: 2J3GETTFQAH7HF2O · pith_short_8: 2J3GETTF

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/2J3GETTFQAH7HF2OHCFWDVLEIF \
  | 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: d276624e65800ff3974e388b61d56441704450e4db0f8abb9270a5a341202551

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74a8c801f1f709e8bf60614cd8903dfde1971202619f8cdf1c2bad9b227ef488",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-20T03:06:38Z",
    "title_canon_sha256": "d4d3c9083adaf4d4928cc3d12fdd2768241189680e33280e607bf5390e85f58d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07139",
    "kind": "arxiv",
    "version": 2
  }
}