Pith Number

pith:Z7SIWK4E

pith:2017:Z7SIWK4EPH2XM2NC63PCOPNNMX

not attested not anchored not stored refs pending

Echoes from the Abyss: The Holiday Edition!

Hannah Dykaar, Jahed Abedi, Niayesh Afshordi

arxiv:1701.03485 v1 · 2017-01-12 · gr-qc · astro-ph.HE · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z7SIWK4EPH2XM2NC63PCOPNNMX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:52:54.665626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cfe48b2b8479f57669a2f6de273dad65f2c6e4398753c1df7b8328567d352cb4

Aliases

arxiv: 1701.03485 · arxiv_version: 1701.03485v1 · doi: 10.48550/arxiv.1701.03485 · pith_short_12: Z7SIWK4EPH2X · pith_short_16: Z7SIWK4EPH2XM2NC · pith_short_8: Z7SIWK4E

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/Z7SIWK4EPH2XM2NC63PCOPNNMX \
  | 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: cfe48b2b8479f57669a2f6de273dad65f2c6e4398753c1df7b8328567d352cb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "097b897c3430d02aa4b7cfcf102384b6d0d4396c6a1ac890549e115c78699611",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-01-12T19:52:01Z",
    "title_canon_sha256": "0eb1481e08d27ee81e9a8d29b54ca71983d321ee004581a03dbb72edeaa3a3de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03485",
    "kind": "arxiv",
    "version": 1
  }
}