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 - REGION VIII Award a ₱211.5M contract to MAC BUILDERSNational agencies
Transaction hash:
da283b2cf26be6b69ee946686cf3a44018c7781a75a455f6b76abdc40b83d362
Status:
Included and unchanged
Block:
#3,880 2,133 blocks after it
Position in block:
Transaction 202 of 238
Award day:
Sep 17, 2019 (7 yrs 1 mo ago)
To:
Value:
₱211,547,907.37
Project:
CID No. 19IO0119
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 #3,880 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION VIII awarded it to MAC BUILDERS on 2019-09-17.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 da283b2cf2…83d362now …
- 2. Block Merkle root changedstored b51adb1e16…3fc2b1now …
- 3. Block #3880 hash changedstored 56f9ec1783…796428now …
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 237 records. Each step hashes the current value together with the sibling shown.
- leaf da283b2cf26be6b69ee946686cf3a44018c7781a75a455f6b76abdc40b83d362
- 01 R da9506b0c76985c193098899c76562394674a689033defdf3d227fd9c80cf219
- 02 L b1c88d8405d075e0fda0dd10d5463a065a98974f4a3137ae88b4f086ff348488
- 03 R 0c124e10de3ba5a156548abf6c75acb3151b4f05dc367156d7030c19675fd139
- 04 L d73214f0dfeb05c692ce2fb641001dd31623fb967a6d5c8d552ff1221549b05b
- 05 R 26d59f304364f9dd5ce433cd89ee32255dd9798596ef4d7e3e23085cb4d85418
- 06 R efb8ef5070260bf7fdc51468ae29cefd599bdec2a1c11869567e15fa2eff0a8c
- 07 L 00f913e762526c86881b6c23c1d0aeb0b3808515f2855e67a0492fed826e1e04
- 08 L 7b5d1095a45e59e91ee22129de2a419b8d5504b1f88613a8266c66423ab4f07e
- root b51adb1e16cc5305e2bb1fa186d10a591b5f02443810d3289829bc769b3fc2b1