Pith Number

pith:7KOXT67Z

pith:2019:7KOXT67Z5QIO3XMJN2VRJYUY6M

not attested not anchored not stored refs pending

Microlensing masses via photon bunching

Prasenjit Saha

arxiv:1905.00023 v1 · 2019-04-30 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KOXT67Z5QIO3XMJN2VRJYUY6M}

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	2026-05-17T23:46:46.796839Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa9d79fbf9ec10eddd896eab14e298f30f477f97ae7543442a45763fd90b4955

Aliases

arxiv: 1905.00023 · arxiv_version: 1905.00023v1 · doi: 10.48550/arxiv.1905.00023 · pith_short_12: 7KOXT67Z5QIO · pith_short_16: 7KOXT67Z5QIO3XMJ · pith_short_8: 7KOXT67Z

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/7KOXT67Z5QIO3XMJN2VRJYUY6M \
  | 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: fa9d79fbf9ec10eddd896eab14e298f30f477f97ae7543442a45763fd90b4955

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3be6e59f3a23809e9ca4415b9b13c7fdcfef0a4ce396ba20815eaad8af89a2f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-04-30T18:00:01Z",
    "title_canon_sha256": "cda73f4b973b300a31a1c7c2b2b11aa82ac9b4428c707edc05a0bb0a6d1a1501"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.00023",
    "kind": "arxiv",
    "version": 1
  }
}