Pith Number

pith:TT2TWUM3

pith:2016:TT2TWUM3HJN36FXTKXOJMM6AKM

not attested not anchored not stored refs pending

Radio follow-up of the gamma-ray flaring gravitational lens JVAS B0218+357

A. C. S. Readhead, C. C. Cheung, Cristiana Spingola, D. Dallacasa, E. Falco, F. D'Ammando, J. L. Richards, J. P. McKean, J. Scargle, M. Giroletti, M. Orienti, R. Ojha, S. Ciprini, S. Larsson, T. Hovatta, W. Max-Moerbeck

arxiv:1601.03591 v1 · 2016-01-14 · astro-ph.GA · 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{TT2TWUM3HJN36FXTKXOJMM6AKM}

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	2026-05-18T01:20:38.668594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cf53b519b3a5bbf16f355dc9633c053213eabecb6f3cea11a4b5390f6953b51

Aliases

arxiv: 1601.03591 · arxiv_version: 1601.03591v1 · doi: 10.48550/arxiv.1601.03591 · pith_short_12: TT2TWUM3HJN3 · pith_short_16: TT2TWUM3HJN36FXT · pith_short_8: TT2TWUM3

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/TT2TWUM3HJN36FXTKXOJMM6AKM \
  | 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: 9cf53b519b3a5bbf16f355dc9633c053213eabecb6f3cea11a4b5390f6953b51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25f7fc5b3b77befa16eaeafb39e429abb69d3ffc5e55223ccd803f87e668a928",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-01-14T13:46:14Z",
    "title_canon_sha256": "8baeb43454cf18fbf40f00f0c7a319687c959dc0dd1faada561ad22f3e533e1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.03591",
    "kind": "arxiv",
    "version": 1
  }
}