Pith Number

pith:SB5DDCSI

pith:2011:SB5DDCSIJK2LYQXGJYUK3AZAUA

not attested not anchored not stored refs pending

Implementation of feedback in SPH: towards concordance of methods

Claudio Dalla Vecchia (MPE), Fabrice Durier

arxiv:1105.3729 v2 · 2011-05-18 · 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{SB5DDCSIJK2LYQXGJYUK3AZAUA}

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	2026-05-18T04:09:03.785643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

907a318a484ab4bc42e64e28ad8320a0182bdb132fecb96da6184570434cada1

Aliases

arxiv: 1105.3729 · arxiv_version: 1105.3729v2 · doi: 10.48550/arxiv.1105.3729 · pith_short_12: SB5DDCSIJK2L · pith_short_16: SB5DDCSIJK2LYQXG · pith_short_8: SB5DDCSI

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/SB5DDCSIJK2LYQXGJYUK3AZAUA \
  | 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: 907a318a484ab4bc42e64e28ad8320a0182bdb132fecb96da6184570434cada1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f48d2308ead3003b069e31574f70dc1f6c2d6a10434907b6b4f34b27b9d27e08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-05-18T20:00:02Z",
    "title_canon_sha256": "3d7ec6f5c884431040d6acaeb8483f467db48af93adfa561534b707ee2499052"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.3729",
    "kind": "arxiv",
    "version": 2
  }
}