Pith Number

pith:MBWQFT5N

pith:2004:MBWQFT5NV5X7ISIWITI2ABJILZ

not attested not anchored not stored refs pending

Spitzer Space Telescope Observations of the Aftermath of Microlensing Event MACHO-LMC-5

Brian Patten, Charles Alcock, Daniel Stern, Hien Trong Nguyen, Michael Werner, Nitya Kallivayalil

arxiv:astro-ph/0406040 v1 · 2004-06-01 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MBWQFT5NV5X7ISIWITI2ABJILZ}

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	2026-07-04T14:13:30.461518Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

606d02cfadaf6ff4491644d1a005285e56ce3928baa78b3ef19318a68034f737

Aliases

arxiv: astro-ph/0406040 · arxiv_version: astro-ph/0406040v1 · doi: 10.48550/arxiv.astro-ph/0406040 · pith_short_12: MBWQFT5NV5X7 · pith_short_16: MBWQFT5NV5X7ISIW · pith_short_8: MBWQFT5N

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/MBWQFT5NV5X7ISIWITI2ABJILZ \
  | 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: 606d02cfadaf6ff4491644d1a005285e56ce3928baa78b3ef19318a68034f737

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4547bb31cef99dcb916a1e8c8bf8aab8ff1530027ced6a05b94d6250d2b067fd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-06-01T21:04:39Z",
    "title_canon_sha256": "e84e4fbce8afd851c321febdaf9c5a501c08ff2b4bc0c305759d1a56a5597be4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0406040",
    "kind": "arxiv",
    "version": 1
  }
}