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 IV-B Award a ₱141.9M contract to KATHA BUILDERS & SUPPLIESNational agencies
Transaction hash:
362f70738cff473ecd2ccdd7273cf12207808c9545cce12712503f74bba83ec7
Status:
Included and unchanged
Block:
#3,833 2,180 blocks after it
Position in block:
Transaction 90 of 391
Award day:
Jul 29, 2019 (7 yrs 3 mo ago)
Value:
₱141,853,991.98
Project:
190000000000000008837770418655769257979150336
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 #3,833 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 IV-B awarded it to KATHA BUILDERS & SUPPLIES on 2019-07-29.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 362f70738c…a83ec7now …
- 2. Block Merkle root changedstored 40701e5946…54076fnow …
- 3. Block #3833 hash changedstored 87be9318b1…947d57now …
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 390 records. Each step hashes the current value together with the sibling shown.
- leaf 362f70738cff473ecd2ccdd7273cf12207808c9545cce12712503f74bba83ec7
- 01 R 36e9323a95bb8c8ae8cbd14f78bd0f3c2491613048fc3571bfa7353bb7e20962
- 02 L 4da1c1086af669b38988a18887cadd5b2fdcac4d2e9bcb48a050bc291c8e677a
- 03 R 7c80eacf02cad3b167395f9f051cab8acbc403eaf44522ac7656f93db1c540fe
- 04 L 0ff506f55b7fd850c6d4bf22cc6abba9284dc5d4ceef4338ab325a56ac8f44ad
- 05 L 78f225a757dba83d9234ae3650ac9f007875cc32b9b66d1a035ea077549bda29
- 06 R 2ef98521acebb513f8188eb1d94552817caa12294d431cdc8b0bce285260b948
- 07 L 22d8d46f6ea5488566b3b398c0fdcf4e10c8b1cf661a5fdc54b148b9f228cb15
- 08 R e05486c9a8c1d71658cd3d49d42aadd6c88ed2e712e72024b83e0716d4ae011d
- 09 R 8b2ee57988726d517003e40ff28be4f8302e3d7a406055f305429d089fe8bc5b
- root 40701e5946ed16c3b2f8fe8d88a493582b77951c43377fb47b96f9457a54076f