Pith Number

pith:Z44FJZC5

pith:2017:Z44FJZC5UELUEXDPOIOR6RNRXB

not attested not anchored not stored refs pending

The vertical structure of the boundary layer around compact objects

Marius Hertfelder, Wilhelm Kley

arxiv:1705.07658 v1 · 2017-05-22 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z44FJZC5UELUEXDPOIOR6RNRXB}

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	2026-05-18T00:35:58.788412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf3854e45da117425c6f721d1f45b1b86d6d5cf4ac2feddf9f62af16ba3ffe0f

Aliases

arxiv: 1705.07658 · arxiv_version: 1705.07658v1 · doi: 10.48550/arxiv.1705.07658 · pith_short_12: Z44FJZC5UELU · pith_short_16: Z44FJZC5UELUEXDP · pith_short_8: Z44FJZC5

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/Z44FJZC5UELUEXDPOIOR6RNRXB \
  | 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: cf3854e45da117425c6f721d1f45b1b86d6d5cf4ac2feddf9f62af16ba3ffe0f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3761a51d9889b19e9e514e259f924c4c8fffe7c5d224e28e4083b084b136c501",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-05-22T10:52:02Z",
    "title_canon_sha256": "85abce77d61f0b9c4cbfcec8b9e80d090744eb15167248f3718812956c2cf353"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07658",
    "kind": "arxiv",
    "version": 1
  }
}