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 TIAONG, QUEZON Award a ₱537.6K contract to 830 BUILDERS & DEVELOPERS CORP.Municipalities
Transaction hash:
2404573d3c6d7e77c00a569ad5444056cc6125da9e104db1b28c984f4b5e5223
Status:
Included and unchanged
Block:
#3,432 2,581 blocks after it
Position in block:
Transaction 90 of 688
Award day:
May 29, 2018 (8 yrs 5 mo ago)
Value:
₱537,556.94
Project:
CONCRETING OF LOCAL ROAD (School Road, Brgy. Tamisian, Tiaong, Quezon)
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 #3,432 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 TIAONG, QUEZON awarded it to 830 BUILDERS & DEVELOPERS CORP. on 2018-05-29.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 Tiaong 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 2404573d3c…5e5223now …
- 2. Block Merkle root changedstored 2636eb644b…b5071bnow …
- 3. Block #3432 hash changedstored 046f8939d3…ce0e15now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 687 records. Each step hashes the current value together with the sibling shown.
- leaf 2404573d3c6d7e77c00a569ad5444056cc6125da9e104db1b28c984f4b5e5223
- 01 R 244ee94647e3a84042d8364995632aab8c4662b0976167e52f768492cf610a38
- 02 L cd305d6acc645ca2f050755814cbf375659df8f937d3ed4faa4e19ab9fc1d566
- 03 R 618fc6f3bfd2b454139877b6010c055d2465298efcdba698ca904664500e45ec
- 04 L 77ef46c786f96ee9d5960a272d1cd1c7d423d998e98196ee10efc8304e951c3c
- 05 L 453fb283204e98f6a2c412d15ca341fa1d6d07159e2b08c5f49f93838499318a
- 06 R f56d0ae7f91559e71be3640131c5e6c38a0a5ecdfc4a13569aaba366e85087a0
- 07 L 212057fadf8196f1d4d9e7aecace563859bed1242d2860f0980a86eedc54b758
- 08 R 1ce3bb023dd7c9eac5ce994356e976d7a827f3bbd9ac766e914091494c336971
- 09 R f70505355fa00c6a276f6a339dc4f9432fc29798749d445199398865fa6a59ca
- 10 R 305795088a2e94ced1605a250ac82b4754a705cd74d7f4ca85f7c9ae06c822f5
- root 2636eb644b41f026d0db0548258fde2c61875aabb05963fb9b9f348a25b5071b