Pith Number

pith:TU6VGP6B

pith:2020:TU6VGP6BEY4GBK7QSIIYN5XQVM

not attested not anchored not stored refs pending

Maximum Observable Blueshift from Circular Equatorial Kerr Orbiters

Alexandru Lupsasca, Delilah E. A. Gates, Shahar Hadar

arxiv:2009.03310 v1 · 2020-09-07 · gr-qc · astro-ph.HE · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TU6VGP6BEY4GBK7QSIIYN5XQVM}

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

2 papers in Pith

Polarization Signatures of Inspiraling Hotspots around Kerr Black Holes

Black Hole Ringdown Seen in Photon Polarization Swings

Receipt and verification

First computed	2026-07-05T01:53:56.418915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d3d533fc1263860abf0921186f6f0ab3a96e3e7ad3771ccca17b90795ce5900

Aliases

arxiv: 2009.03310 · arxiv_version: 2009.03310v1 · doi: 10.48550/arxiv.2009.03310 · pith_short_12: TU6VGP6BEY4G · pith_short_16: TU6VGP6BEY4GBK7Q · pith_short_8: TU6VGP6B

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/TU6VGP6BEY4GBK7QSIIYN5XQVM \
  | 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: 9d3d533fc1263860abf0921186f6f0ab3a96e3e7ad3771ccca17b90795ce5900

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f5b95eac0d8cb3491c4618821e517f28a3b1f67821c9a054dd76b5d549889b6",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-09-07T18:00:00Z",
    "title_canon_sha256": "baf91d2fc0fbc4d07e1b087ca04f5688488b7d5634d69a027023550255d6b3bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.03310",
    "kind": "arxiv",
    "version": 1
  }
}