Pith Number

pith:ELYJBNMX

pith:2015:ELYJBNMXXUHHVG7GLGITXAIFZD

not attested not anchored not stored refs pending

Kernel regression estimates of time delays between gravitationally lensed fluxes

Ilya Mandel, Juan C Cuevas-Tello, Peter Ti\v{n}o, Somak Raychaudhury, Sultanah AL Otaibi

arxiv:1508.03439 v2 · 2015-08-14 · astro-ph.IM · astro-ph.CO

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

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	2026-05-18T01:19:11.856572Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22f090b597bd0e7a9be659913b8105c8c1dbca173589821dd1b1c6f413c96b3c

Aliases

arxiv: 1508.03439 · arxiv_version: 1508.03439v2 · doi: 10.48550/arxiv.1508.03439 · pith_short_12: ELYJBNMXXUHH · pith_short_16: ELYJBNMXXUHHVG7G · pith_short_8: ELYJBNMX

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/ELYJBNMXXUHHVG7GLGITXAIFZD \
  | 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: 22f090b597bd0e7a9be659913b8105c8c1dbca173589821dd1b1c6f413c96b3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "517518bfce5c8acebbfd90446c0ad88f37a22594ee179acade7e2431944f3858",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-08-14T08:30:09Z",
    "title_canon_sha256": "78c1d030a9876d0d8926f4f2da731a231a3c6766f130e724476ef5154a72e185"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03439",
    "kind": "arxiv",
    "version": 2
  }
}