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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED Award a ₱6.5M contract to F.P. DE GUZMAN CONSTRUCTION, INC.National agencies
Transaction hash:
5179635ec47ee9212ed56e4f9d9cd419c9cf2732a6b5c56b6328fffe03384f10
Status:
Included and unchanged
Block:
#3,762 2,251 blocks after it
Position in block:
Transaction 341 of 1,032
Award day:
May 14, 2019 (7 yrs 6 mo ago)
Value:
₱6,513,216.54
Project:
19DJ0001
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 #3,762 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)DPWH lists the funding source as "Regular Infra - GAA 2019 OO-1", i.e. the FY2019 GAA. The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - QUEZON 2ND ED awarded it to F.P. DE GUZMAN CONSTRUCTION, INC. on 2019-05-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DJ0001: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2019-08-13). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 5179635ec4…384f10now …
- 2. Block Merkle root changedstored 38292d371f…11f14dnow …
- 3. Block #3762 hash changedstored 252ff3b608…21a481now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,031 records. Each step hashes the current value together with the sibling shown.
- leaf 5179635ec47ee9212ed56e4f9d9cd419c9cf2732a6b5c56b6328fffe03384f10
- 01 L 51075433b4906e7113752e3a895a03661dce7d807593d5976455527e4c04f322
- 02 R 27f8c866f231b4625c68f8894097600c77d44e2b6b08ad35aa9e3acbcc5b5d1f
- 03 L 6db5c09e1c231f862f0616cd92c00954160870c88bf1ab43ed717c4722415e05
- 04 R 6772bccee472b0076152cf50bbc2b5338113eae74ea39ef3867691b58e86f538
- 05 L a2928481f203242215668edb2d78dac59b0f1cb06a8ebc8c1bfede60b44d22a4
- 06 R 3c612ab1575ea9ac6dfc961ea16df962480d9a18aad527b7c0919a1de08ef181
- 07 L 306ced809ab81a57efe31d260908077b75d2784d072feff9179ef0f88eb9004a
- 08 R 518df7fdca007ad607feb4bac5fbf859209cdd318a4a18492ddf520dca308dcd
- 09 L e1baaacaa0a1e5f083322510591a6473234513d5d629788317c32567bf1b0d8f
- 10 R 71a0bd293f7268894d1778328afcbbad7f2a0018723fadabbf74e109b81322f4
- 11 R 6a48212d767f119918d835eab6807d61ee2a02c0330964087fec48ca1513fb16
- root 38292d371f9de3dd529b8f59594859b066f469fb9b1e07afcce0f22a1811f14d