Pith Number

pith:UEQRSC7K

pith:2017:UEQRSC7K7JNTYCIZTP3WTAEFMB

not attested not anchored not stored refs pending

Giant Metrewave Radio Telescope Observations of Head-Tail Radio Galaxies

A. Pramesh Rao, Biny Sebastian, Dharam V. Lal

arxiv:1709.07421 v1 · 2017-09-21 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UEQRSC7K7JNTYCIZTP3WTAEFMB}

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	2026-05-18T00:33:47.963947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a121190beafa5b3c09199bf76980856044903ace62762009ca38cf2d23a2518e

Aliases

arxiv: 1709.07421 · arxiv_version: 1709.07421v1 · doi: 10.48550/arxiv.1709.07421 · pith_short_12: UEQRSC7K7JNT · pith_short_16: UEQRSC7K7JNTYCIZ · pith_short_8: UEQRSC7K

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/UEQRSC7K7JNTYCIZTP3WTAEFMB \
  | 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: a121190beafa5b3c09199bf76980856044903ace62762009ca38cf2d23a2518e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0db10a6e3b8698ce33f92f33a0fc3d3a79b84ae2b4b912c0c051945e30ed347e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-09-21T17:09:21Z",
    "title_canon_sha256": "05dd66eb6f9e70f4ee04e90bdf03b6aedb1c245a2a352310e986c7cc66bb9c89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07421",
    "kind": "arxiv",
    "version": 1
  }
}