Pith Number

pith:P6JX4U6P

pith:2016:P6JX4U6PLRDRPVO6HMXQTU5EBM

not attested not anchored not stored refs pending

Screening three-form fields

Nelson J. Nunes, Tiago Barreiro, Ugo Bertello

arxiv:1610.00357 v1 · 2016-10-02 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P6JX4U6PLRDRPVO6HMXQTU5EBM}

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	2026-05-18T00:33:22.805610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f937e53cf5c4717d5de3b2f09d3a40b3518b71a2cfaff1f91e6f2b0bc01c466

Aliases

arxiv: 1610.00357 · arxiv_version: 1610.00357v1 · doi: 10.48550/arxiv.1610.00357 · pith_short_12: P6JX4U6PLRDR · pith_short_16: P6JX4U6PLRDRPVO6 · pith_short_8: P6JX4U6P

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/P6JX4U6PLRDRPVO6HMXQTU5EBM \
  | 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: 7f937e53cf5c4717d5de3b2f09d3a40b3518b71a2cfaff1f91e6f2b0bc01c466

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c40c80bec07607e95474795526f399c17bdbfb578bfe9c170571b9495789bdfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2016-10-02T21:42:12Z",
    "title_canon_sha256": "d69e437406cdce6614007ec3772d2afefb26f3ca2fd9d63ede2eba2efb03917a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00357",
    "kind": "arxiv",
    "version": 1
  }
}