Pith Number

pith:UGMMTAUZ

pith:2001:UGMMTAUZTOCRVQGRBLXKMKPUDS

not attested not anchored not stored refs pending

Limits on the cosmological abundance of supermassive compact objects from a millilensing search in gamma-ray burst data

Gabriela F. Marani (NASA/NRC), Jay P. Norris (NASA/GSFC) & Jerry T. Bonnell (NASA/USRA), Robert J. Nemiroff (Michigan Tech)

arxiv:astro-ph/0101488 v1 · 2001-01-26 · 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{UGMMTAUZTOCRVQGRBLXKMKPUDS}

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.

Cited by

3 papers in Pith

Evidence for Intermediate-Mass Black Holes From Microlensing Signatures in CHIME/FRB catalog 2

Primordial Black Holes as Dark Matter: Recent Developments

Constraints on Primordial Black Holes

Receipt and verification

First computed	2026-07-04T16:22:37.845945Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a198c982999b851ac0d10aeea629f41ca7d09a45779a7d7af401e329f3d5cff3

Aliases

arxiv: astro-ph/0101488 · arxiv_version: astro-ph/0101488v1 · doi: 10.48550/arxiv.astro-ph/0101488 · pith_short_12: UGMMTAUZTOCR · pith_short_16: UGMMTAUZTOCRVQGR · pith_short_8: UGMMTAUZ

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/UGMMTAUZTOCRVQGRBLXKMKPUDS \
  | 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: a198c982999b851ac0d10aeea629f41ca7d09a45779a7d7af401e329f3d5cff3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84c638ce8a0d715b3009a214ea6eb935480626f4d19ca9409e6b18d194534f51",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-26T22:27:51Z",
    "title_canon_sha256": "fe178d700f64a250ba1f34f27c839f0343bcce61b4241255ad93da9e65d896c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101488",
    "kind": "arxiv",
    "version": 1
  }
}