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 CITY 1ST ED Award a ₱14.6M contract to 4 DOUBLERS TRADING AND CONTRACTOR INC.National agencies
Transaction hash:
72c42a27393cbfd5ec79df4ad4c990141c14dae6b9f2eea12f29bf2944c4e9a9
Status:
Included and unchanged
Block:
#5,244 769 blocks after it
Position in block:
Transaction 157 of 355
Award day:
Aug 15, 2023 (3 yrs 2 mo ago)
Value:
₱14,551,358.27
Project:
23OF0108 - Construction of Multi-Purpose Building
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 #5,244 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 2023 CSSP", i.e. the FY2023 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 CITY 1ST ED awarded it to 4 DOUBLERS TRADING AND CONTRACTOR INC. on 2023-08-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23OF0108: On-Going, 17.63% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 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 72c42a2739…c4e9a9now …
- 2. Block Merkle root changedstored 49406db2e9…a93285now …
- 3. Block #5244 hash changedstored 0797b1c8e0…234cddnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 354 records. Each step hashes the current value together with the sibling shown.
- leaf 72c42a27393cbfd5ec79df4ad4c990141c14dae6b9f2eea12f29bf2944c4e9a9
- 01 L 728b50c6fb11e36dbaa5f0cc2aab5512cac9c8a4a981174f427ed885fb09fae1
- 02 R 291bdadabc29c965ac19f1cccc281eaf0265e972cf72f7edf86e32564076b91a
- 03 L 329095b6a45cdba9a9875532d0fde712db1bc061c039918d123e79d4e04e88fd
- 04 L 5041c43b1a71e5778b689eda275548484a86c6225ff36bad60f529db6e86d802
- 05 L 4b88d1ebadac2e74e13702066861b0c8c7f283d8671ee4a5d03deffaa7ad6a6e
- 06 R f44148b77f8b5ac66cf338e3e5afa79b244f3d1c96a86032394c737eac0b3c09
- 07 R 4b1e6c9c519b44d556c8e094a1d41ecb7f0d5712f4a816d1c1a5709183a7f670
- 08 L 59f7e811fc5dd6263fbd35b8abd16cfc11ff59ceb5a7eccf0593616962f9faf2
- 09 R 9149019e18b52090446faad78c2cd42eea01e90db647a302d78a7265918fd06b
- root 49406db2e979b7d98a5332ad8382365460a5cee9c75985b46fcea1030da93285