Pith Number

pith:ORNTNMCY

pith:2026:ORNTNMCYIXITNYN6PTOHFSW74T

not attested not anchored not stored refs pending

Fitting trends in quasar emission and absorption line redshifts

Netra K Subramanian, Nimisha G Kantharia, Prasad Subramanian

arxiv:2608.10945 v1 · 2026-08-11 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ORNTNMCYIXITNYN6PTOHFSW74T}

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	2026-08-12T01:23:53.024863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

745b36b05845d136e1be7cdc72cadfe4dfb2e5f3f4bbbc501aa5cd4c0f5a4a3e

Aliases

arxiv: 2608.10945 · arxiv_version: 2608.10945v1 · doi: 10.48550/arxiv.2608.10945 · pith_short_12: ORNTNMCYIXIT · pith_short_16: ORNTNMCYIXITNYN6 · pith_short_8: ORNTNMCY

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/ORNTNMCYIXITNYN6PTOHFSW74T \
  | 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: 745b36b05845d136e1be7cdc72cadfe4dfb2e5f3f4bbbc501aa5cd4c0f5a4a3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82d3fac02157e219858decb3c0f40cf5ce3afe5feb07f0d64fd643116fa65205",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-08-11T14:16:19Z",
    "title_canon_sha256": "a65f879a270f8336d6987b834ca422efa5ee26c3ba9269c74b456b297f88ed2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.10945",
    "kind": "arxiv",
    "version": 1
  }
}