Pith Number

pith:252RAI6U

pith:2020:252RAI6UEWMAMQZWNKKP44B42B

not attested not anchored not stored refs pending

Persistent mysteries of jet engines, formation, propagation, and particle acceleration: have they been addressed experimentally?

Eric G. Blackman, Sergey V. Lebedev

arxiv:2009.08057 v1 · 2020-09-17 · astro-ph.HE · astro-ph.GA · astro-ph.IM · astro-ph.SR · physics.plasm-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{252RAI6UEWMAMQZWNKKP44B42B}

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	2026-07-05T04:43:31.528954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7751023d425980643366a94fe703cd04b1132254a207efd21e3d907d6f818f2

Aliases

arxiv: 2009.08057 · arxiv_version: 2009.08057v1 · doi: 10.48550/arxiv.2009.08057 · pith_short_12: 252RAI6UEWMA · pith_short_16: 252RAI6UEWMAMQZW · pith_short_8: 252RAI6U

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/252RAI6UEWMAMQZWNKKP44B42B \
  | 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: d7751023d425980643366a94fe703cd04b1132254a207efd21e3d907d6f818f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8bafa2de1243a7409b63f14ce3180b5a1496c9893c408742217bdb23ab62ae3",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM",
      "astro-ph.SR",
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-09-17T04:28:06Z",
    "title_canon_sha256": "949272d5199e78ac6e8df63915d1747a5f311ee0762287be4d22d786b34f9db4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.08057",
    "kind": "arxiv",
    "version": 1
  }
}