Pith Number

pith:AQ3PPPUK

pith:1997:AQ3PPPUKNB3NCGOUJV6RRSQJCB

not attested not anchored not stored refs pending

Emission from Isolated Black Holes and MACHOs Accreting from the Interstellar Medium

K. E. Nakamura (Kyoto U.), S. Inoue (Tokyo Metro. U.), T. Manmoto, T. Nakamura, Y. Fujita

arxiv:astro-ph/9712284 v1 · 1997-12-22 · 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{AQ3PPPUKNB3NCGOUJV6RRSQJCB}

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

1 paper in Pith

A Space Mission to Earth's Nearest Black Hole: Reality or Science Fiction?

Receipt and verification

First computed	2026-07-04T16:03:33.098037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0436f7be8a6876d119d44d7d18ca09104361d2e0fdd6648af31827f0daa2418d

Aliases

arxiv: astro-ph/9712284 · arxiv_version: astro-ph/9712284v1 · doi: 10.48550/arxiv.astro-ph/9712284 · pith_short_12: AQ3PPPUKNB3N · pith_short_16: AQ3PPPUKNB3NCGOU · pith_short_8: AQ3PPPUK

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/AQ3PPPUKNB3NCGOUJV6RRSQJCB \
  | 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: 0436f7be8a6876d119d44d7d18ca09104361d2e0fdd6648af31827f0daa2418d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32e555c8ac795b5968995dde147a0dec41d015bd0a8ce3a9f5f05c94cf17a00a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-12-22T00:40:27Z",
    "title_canon_sha256": "becc19db1748e496f58f0b7433132ecc1941e6791a659566d61edc608642e1c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9712284",
    "kind": "arxiv",
    "version": 1
  }
}