Pith Number

pith:NQRTZGV4

pith:2016:NQRTZGV4CPWYVLIH7XNWNNZF5R

not attested not anchored not stored refs pending

Probing the Anisotropy of the Milky Way Gaseous Halo-II: sightline toward Mrk509

Anjali Gupta, Smita Mathur, Yair Krongold

arxiv:1611.05389 v2 · 2016-11-16 · astro-ph.GA

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

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	2026-05-18T00:49:23.307407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c233c9abc13ed8aad07fddb66b725ec60a952074df2c3d099f8b536be9f7519

Aliases

arxiv: 1611.05389 · arxiv_version: 1611.05389v2 · doi: 10.48550/arxiv.1611.05389 · pith_short_12: NQRTZGV4CPWY · pith_short_16: NQRTZGV4CPWYVLIH · pith_short_8: NQRTZGV4

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/NQRTZGV4CPWYVLIH7XNWNNZF5R \
  | 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: 6c233c9abc13ed8aad07fddb66b725ec60a952074df2c3d099f8b536be9f7519

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a740e8bc3eab26266d6288f5810988117385b9f286deb3305acdf03553da5261",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-11-16T18:01:24Z",
    "title_canon_sha256": "8af33a94a5380585aa10f0a4b2f20b46f21a3ca9efe81900733695cc69f03e00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.05389",
    "kind": "arxiv",
    "version": 2
  }
}