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 - TARLAC 2ND-DEO Award a ₱47.5M contract to A.C. SOLIVEN CONSTRUCTION AND GENERAL MERCHANDISENational agencies
Transaction hash:
b5ea7770ac5ab3cc697ccbef4bebf57883dac2a7bc22ccb7bcd3e6e190cc857d
Status:
Included and unchanged
Block:
#5,055 958 blocks after it
Position in block:
Transaction 220 of 315
Award day:
Feb 2, 2023 (3 yrs 9 mo ago)
Value:
₱47,534,544.67
Project:
23CK0040
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 #5,055 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 - TARLAC 2ND-DEO awarded it to A.C. SOLIVEN CONSTRUCTION AND GENERAL MERCHANDISE on 2023-02-02.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 b5ea7770ac…cc857dnow …
- 2. Block Merkle root changedstored 267a15b91d…d243b1now …
- 3. Block #5055 hash changedstored 458527495f…417ce4now …
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 314 records. Each step hashes the current value together with the sibling shown.
- leaf b5ea7770ac5ab3cc697ccbef4bebf57883dac2a7bc22ccb7bcd3e6e190cc857d
- 01 R b5fbd03ef2b87c5492d8e391cafcad4fbbffc7baf9867599a030ff3b4aec6d2a
- 02 R 5ad3da162f96356c12e0a8154021609f438f97c130819609627a0fb476a61abd
- 03 L 1c2a5a2590fba77d894b288f8da9a4953303ce0a86d67a264d289c25be4d3c21
- 04 L 6609874922f10b43310c2942b814ad0bfd3fc3a6ea2025d6b31479b9faf281ee
- 05 L b8b7a53052f60713e587ad4455584259f82294cf947f421494128cddea5efca1
- 06 R 1da450a3794c2f409d49a85776306d7361bac7a9e24d50f250398a92a247c631
- 07 L 73e4717f4324164a9e0e07a451f054629c3cc60e5c1eea5964950eb1d2b8ee5e
- 08 L 45a33cbd85137c06151518c8b23c657a0870842279774f317d64670c8694dfd2
- 09 R a9e186b69df5b4492f8d8b30da4c12805dafe998889a4b1f1d71a78cda7c9083
- root 267a15b91d832bb9e696d2ba671b4fd6175442b8affcedd70860928f16d243b1