Pith Number

pith:2F7VENZM

pith:2019:2F7VENZM54IMTJZPT2IY7KYKFZ

not attested not anchored not stored refs pending

REMAP: Determination of the inner edge of the dust torus in AGN by measuring time delays

Amit Kumar Mandal, Blesson Mathew, Chelliah Subramonian Stalin, Indrani Pal, Ram Sagar, Suvendu Rakshit

arxiv:1905.01503 v1 · 2019-05-04 · 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{2F7VENZM54IMTJZPT2IY7KYKFZ}

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	2026-05-17T23:46:58.379765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d17f52372cef10c9a72f9e918fab0a2e7c3738bc33cdc03cbb0ac40581faa2b2

Aliases

arxiv: 1905.01503 · arxiv_version: 1905.01503v1 · doi: 10.48550/arxiv.1905.01503 · pith_short_12: 2F7VENZM54IM · pith_short_16: 2F7VENZM54IMTJZP · pith_short_8: 2F7VENZM

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/2F7VENZM54IMTJZPT2IY7KYKFZ \
  | 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: d17f52372cef10c9a72f9e918fab0a2e7c3738bc33cdc03cbb0ac40581faa2b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b17d713dd9e093a26cfcc075a528fdacb5ef73a67b129863dc8a5cf2d0455b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-05-04T14:45:06Z",
    "title_canon_sha256": "ae461b9105915b086f96edb12ff9233186ea958d19233e045dc57b2958972cc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.01503",
    "kind": "arxiv",
    "version": 1
  }
}