Pith Number

pith:V7MFQ3XV

pith:1995:V7MFQ3XVPWZSWBIA7DFRECPXXF

not attested not anchored not stored refs pending

Particle acceleration and entropy considerations

Alexander L MacKinnon (University of Glasgow), Gregory Beekman, John C Brown, Norman Gray

arxiv:astro-ph/9501083 v1 · 1995-01-23 · 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{V7MFQ3XVPWZSWBIA7DFRECPXXF}

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	2026-05-18T04:21:41.090646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afd8586ef57db32b0500f8cb1209f7b9614c1f60fcc19be217f6de67b082672f

Aliases

arxiv: astro-ph/9501083 · arxiv_version: astro-ph/9501083v1 · doi: 10.48550/arxiv.astro-ph/9501083 · pith_short_12: V7MFQ3XVPWZS · pith_short_16: V7MFQ3XVPWZSWBIA · pith_short_8: V7MFQ3XV

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/V7MFQ3XVPWZSWBIA7DFRECPXXF \
  | 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: afd8586ef57db32b0500f8cb1209f7b9614c1f60fcc19be217f6de67b082672f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34acc641ef0a24c6f719d1718590eec666e61c7ae4c3318052ed3de1a80326f4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1995-01-23T16:45:18Z",
    "title_canon_sha256": "e849722b58fb37c9ac49448b73bde0146305d1df137b8663484b48fcef00b88d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9501083",
    "kind": "arxiv",
    "version": 1
  }
}