Pith Number

pith:3SPL76OO

pith:2015:3SPL76OOUOMJPUWSBKRCNLIE66

not attested not anchored not stored refs pending

On the (1+3) threading of spacetime with respect to an arbitrary timelike vector field

Aurel Bejancu, Constantin C\u{a}lin

arxiv:1504.00819 v1 · 2015-04-03 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3SPL76OOUOMJPUWSBKRCNLIE66}

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	2026-05-18T02:04:01.177643Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc9ebff9cea39897d2d20aa226ad04f791cbf36fd2c6741bb1451eeca1813711

Aliases

arxiv: 1504.00819 · arxiv_version: 1504.00819v1 · doi: 10.48550/arxiv.1504.00819 · pith_short_12: 3SPL76OOUOMJ · pith_short_16: 3SPL76OOUOMJPUWS · pith_short_8: 3SPL76OO

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/3SPL76OOUOMJPUWSBKRCNLIE66 \
  | 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: dc9ebff9cea39897d2d20aa226ad04f791cbf36fd2c6741bb1451eeca1813711

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6770b75d57da583d46eb2f316df03ad1cb416691d359ec9d683ce05f6ad6afc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-04-03T11:41:51Z",
    "title_canon_sha256": "5f395b50208762ce479070a7e631911e45f71744816659f463e253021e2b494f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00819",
    "kind": "arxiv",
    "version": 1
  }
}