Pith Number

pith:TAPTWEJZ

pith:2011:TAPTWEJZFJPUWII6UYW4OH3MMN

not attested not anchored not stored refs pending

Recollimation Boundary Layers in Relativistic Jets

Kris Beckwith, Mitchell C. Begelman, Susanna Kohler

arxiv:1112.4843 v2 · 2011-12-20 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TAPTWEJZFJPUWII6UYW4OH3MMN}

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	2026-05-18T01:59:04.379584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

981f3b11392a5f4b211ea62dc71f6c636e331167a3ef19019946c9403d5f4aeb

Aliases

arxiv: 1112.4843 · arxiv_version: 1112.4843v2 · doi: 10.48550/arxiv.1112.4843 · pith_short_12: TAPTWEJZFJPU · pith_short_16: TAPTWEJZFJPUWII6 · pith_short_8: TAPTWEJZ

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/TAPTWEJZFJPUWII6UYW4OH3MMN \
  | 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: 981f3b11392a5f4b211ea62dc71f6c636e331167a3ef19019946c9403d5f4aeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea25b30c6f55f5fdad3858043021bf2c4a7552b49815aad5d7a9a1fe1d5ef25c",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-12-20T21:00:00Z",
    "title_canon_sha256": "70046bbbfcb823b31234d258f47dddee3b61e1989886c6790a48e4f7734f9dda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4843",
    "kind": "arxiv",
    "version": 2
  }
}