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 - BATANGAS IV DEO Award a ₱9.5M contract to P-SQUARE CONTRACTING & SERVICESNational agencies
Transaction hash:
4f4d9c0e261c14ebc0bf973ce7866007eb1b82f0db7a308b40139a00d392abe6
Status:
Included and unchanged
Block:
#4,042 1,971 blocks after it
Position in block:
Transaction 68 of 209
Award day:
Mar 4, 2020 (6 yrs 8 mo ago)
Value:
₱9,505,167.31
Project:
20DD0074
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 #4,042 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 - BATANGAS IV DEO awarded it to P-SQUARE CONTRACTING & SERVICES on 2020-03-04.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 4f4d9c0e26…92abe6now …
- 2. Block Merkle root changedstored e9edfdeeea…cdc8denow …
- 3. Block #4042 hash changedstored 72d1417ce1…3ad945now …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf 4f4d9c0e261c14ebc0bf973ce7866007eb1b82f0db7a308b40139a00d392abe6
- 01 R 4fb337e5f37d8655cbd723c2ab4b360c0c47b3006a3004e80bbe177410ba9a76
- 02 R 5e98e38b630040bf6e7c8e051e2b22a4502d71153faeb19969cc81c00cad1d35
- 03 L 71031aa79c61d21bbdbb46692ada9f3216cf8077f59de11327caba1b34fc45e2
- 04 R 8fe4a6553953973c27b1494e06a54af86a83edf7b580cb56c86f222a6b91fe40
- 05 R f7ee5fa075f55a1675b04e3408aec546984b32bdd4a9f5dd0f54de5b58abd1ea
- 06 R d759597c636afa810ff86b68159b6e2f047bc1209b823a81bcdfa6318fa5428f
- 07 L a1da87fd417949733b020a8cb3ada07b9cfaa95052bbe3e30d80316fce622cfe
- 08 R b561c7975a6162c32b24cf1aa0e79e97de4a17929fd495b8bdaef2b4379267c9
- root e9edfdeeea65a9046a9bd5146d52ed9ebfcf43ebb13dab31a1f7135449cdc8de