DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
MUNICIPALITY OF NATONIN, MOUNTAIN PROVINCE Award a ₱703.7K contract to SUMAG BUILDERS CONSTRUCTIONMunicipalities
Transaction hash:
587577ecc608f0a49d372d101f5cee2643a8620d113e3a6ebdc92ac14466e607
Status:
Included and unchanged
Block:
#3,585 2,428 blocks after it
Position in block:
Transaction 75 of 219
Award day:
Nov 9, 2018 (8 yrs ago)
Value:
₱703,687.08
Project:
10
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #3,585 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)MUNICIPALITY OF NATONIN, MOUNTAIN PROVINCE awarded it to SUMAG BUILDERS CONSTRUCTION on 2018-11-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Natonin gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 587577ecc6…66e607now …
- 2. Block Merkle root changedstored 29e6f5e3af…b84650now …
- 3. Block #3585 hash changedstored f6f7508b8f…c15434now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 218 records. Each step hashes the current value together with the sibling shown.
- leaf 587577ecc608f0a49d372d101f5cee2643a8620d113e3a6ebdc92ac14466e607
- 01 L 57037aea757451519677305a7829f1b78be0ceb1ab81ae44a8e9cca2ad950c18
- 02 L d22f8a3356a50df03e35e5cdef6e1a4a8d225d6e873b9c68916e69f99312b6b6
- 03 R 9315d4c05e45bc24541a35f7364d680619a21eca46dafd95658f8c0ee245a091
- 04 L 430f76c9ff037ebe809e861a6cf19e23076c8d4403fd53fd8923f7871669c6a1
- 05 R b710cd75360d06d3ca1e5e79a4a4e299b3b8c7648061211155ce2be16a50ad0f
- 06 R 0f3537d9dda060561815e6438642c5e2542193391274598163f1ccb224021617
- 07 L 462cebc5592dc19b7966fddb23da32b4327ba00bd0076242cef593c471c99114
- 08 R 2986597aa5cf271241122bf9864dc20e0de3880c0f6ec2e4844fc6d51c69ae61
- root 29e6f5e3af22d3ee132782441a9055fd1e9c131de2ac2b2dd3a4e98d4cb84650