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 - SOUTH METRO MANILA Award a ₱3.2M contract to JMK BUILDERS CONSTRUCTIONNational agencies
Transaction hash:
c4e2e7d17ddbd350347ad417bf0eafda6123f449ce52c8cdfce1c681813fc399
Status:
Included and unchanged
Block:
#2,957 3,056 blocks after it
Position in block:
Transaction 159 of 207
Award day:
Jan 10, 2017 (9 yrs 10 mo ago)
Value:
₱3,241,438.31
Project:
17OH0005
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 #2,957 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 2017 MFO-2", i.e. the FY2017 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 - SOUTH METRO MANILA awarded it to JMK BUILDERS CONSTRUCTION on 2017-01-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17OH0005: 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 2017-05-18). 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 c4e2e7d17d…3fc399now …
- 2. Block Merkle root changedstored 0aa4adbfc6…56f89enow …
- 3. Block #2957 hash changedstored 9f46373c7c…b1bcd7now …
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 206 records. Each step hashes the current value together with the sibling shown.
- leaf c4e2e7d17ddbd350347ad417bf0eafda6123f449ce52c8cdfce1c681813fc399
- 01 L c20ee8c6aa0c05a2dcf8a04fa1114966bec844998c362ac56ae61004775b7131
- 02 L f0c21e9b11e067a6f664d145d3d5e1b500a43c1e1b9dec482944416cd340b666
- 03 L d89a25a0b91ae887db0383345c834231f35f8f1773cbbb84c26afb85ec1fce68
- 04 L 559930c6de1df2cab3bfcfd9eb0f0badae934b085da09ccf325ac98650ec7108
- 05 L 1b928ac8e861b941e29f2c91caefbf4d4ea9546b3d30e5ad7554f0d05397dd1f
- 06 R e1dcf923b82d3896a6537aeb842590015a4ed9ff34fa6bc76521b1273fcfabc3
- 07 R 22c28800b6b57a6fcdc9811f9d349cc9c6fc167c025ee209936df9d3c5c83786
- 08 L 018c932e37ac9a58913e804f30377ce4883e1b8dfad08c1e507e5c1c519c0f83
- root 0aa4adbfc60c4b8879fcd8b1f8d0170c5026bef977fd7d9677615aff2056f89e