Pith Number

pith:IR56VL6O

pith:2018:IR56VL6OXM76LIMXZX4J6UGPDH

not attested not anchored not stored refs pending

Determination of the size of the dust torus in H0507+164 through optical and infrared monitoring

Amit Kumar Mandal, Blesson Mathew, C. S. Stalin, Kshama S. Kurian, M. B. Pandge, Poshak Gandhi, Ram Sagar, Sebastian Hoenig, Suvendu Rakshit

arxiv:1801.07018 v1 · 2018-01-22 · 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{IR56VL6OXM76LIMXZX4J6UGPDH}

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	2026-05-18T00:21:06.494222Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

447beaafcebb3fe5a197cdf89f50cf19e92df546616758dcd19726387eedcf5e

Aliases

arxiv: 1801.07018 · arxiv_version: 1801.07018v1 · doi: 10.48550/arxiv.1801.07018 · pith_short_12: IR56VL6OXM76 · pith_short_16: IR56VL6OXM76LIMX · pith_short_8: IR56VL6O

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/IR56VL6OXM76LIMXZX4J6UGPDH \
  | 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: 447beaafcebb3fe5a197cdf89f50cf19e92df546616758dcd19726387eedcf5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bce9c76e6bf10dced08b678b67a2459b0fb335bc981561f26399f9552b6bb1db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-22T10:03:26Z",
    "title_canon_sha256": "7b68aa10af142ce57437af4da6bceb0d9b46e3f0d2e0da70e29d60093340bfac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.07018",
    "kind": "arxiv",
    "version": 1
  }
}