Pith Number

pith:P77RNOIL

pith:2001:P77RNOILVMRALTL3KTRNYIVGNP

not attested not anchored not stored refs pending

Towards Resolving the Crab $\sigma-$Problem: A Linear Accelerator?

Demosthenes Kazanas, Ioannis Contopoulos

arxiv:astro-ph/0110183 v1 · 2001-10-08 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P77RNOILVMRALTL3KTRNYIVGNP}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:07:45.434498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fff16b90bab2205cd7b54e2dc22a66bfd2f77ff115cab2edb09de6c2178b1f3

Aliases

arxiv: astro-ph/0110183 · arxiv_version: astro-ph/0110183v1 · doi: 10.48550/arxiv.astro-ph/0110183 · pith_short_12: P77RNOILVMRA · pith_short_16: P77RNOILVMRALTL3 · pith_short_8: P77RNOIL

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/P77RNOILVMRALTL3KTRNYIVGNP \
  | 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: 7fff16b90bab2205cd7b54e2dc22a66bfd2f77ff115cab2edb09de6c2178b1f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20e847b55ff02b4b95e15b1513594ef645f8013a194cda7e404cef66034d17d8",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-10-08T18:49:03Z",
    "title_canon_sha256": "ee33f98876c6e83b083ee7f10d1b1b12d261de9346ce226e2a20040fff05356b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0110183",
    "kind": "arxiv",
    "version": 1
  }
}