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 - METRO MANILA 1ST E Award a ₱4.3M contract to PRUDENT DIAMOND SQUARE CONSTRUCTION CO.National agencies
Transaction hash:
b5960b49b5d287d644fe4b0ae5e69729beff36d9891f67af414064f44cab5f10
Status:
Included and unchanged
Block:
#5,382 631 blocks after it
Position in block:
Transaction 95 of 132
Award day:
Jan 9, 2024 (2 yrs 10 mo ago)
Value:
₱4,342,216.28
Project:
Contract ID No. 23OB0465 - Repair of Classrooms
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 #5,382 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 - METRO MANILA 1ST E awarded it to PRUDENT DIAMOND SQUARE CONSTRUCTION CO. on 2024-01-09.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 b5960b49b5…ab5f10now …
- 2. Block Merkle root changedstored 53627bc17e…de9b79now …
- 3. Block #5382 hash changedstored 702f0399e4…662744now …
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 131 records. Each step hashes the current value together with the sibling shown.
- leaf b5960b49b5d287d644fe4b0ae5e69729beff36d9891f67af414064f44cab5f10
- 01 L b45fce9f683ea8a4a1d5d6440cbf89030832674f6c7ce62288284dc9abba1e36
- 02 L dcee4a18d78e4c4a7dbe203f7e89f56794f04a27fef0a587f686069a511c439b
- 03 L 979da43332ecc708e5e95c3137fe95a012a2ae5b726e7d35bd6a73fb37c6011c
- 04 L 31d4bfb548563d8fd2f93fc36be519116c4507432eb8217f52cbbf53571d2f94
- 05 L 74a7a1c121acf7d4c79f19917b3cd7a8c5e714d998ea4bb6e0f27863a84b027d
- 06 R 8abf94733b79db038747f6c4aaa6cb6d9702f71c163fc07cfd077ae742e274c6
- 07 L 42b8d695f6c4090dfa4e5c202cfeefd01fb300a4d9ed1d90cab846792245fab1
- 08 R b1c6839bc9da9ac660fe3452902981db819f68387f1d722ad3318458dfd9d2cd
- root 53627bc17ec2ff6dbf9f0817dee6d7ef389749dbb66c967802cec2ea34de9b79