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 - MARINDUQUE DEO Award a ₱4.0M contract to T.N.G CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
4cfb415bb5030d97d5f5ea95d0a298ba96ed2135ea2f5aa5ccdad524eecc50bb
Status:
Included and unchanged
Block:
#5,330 683 blocks after it
Position in block:
Transaction 63 of 230
Award day:
Nov 14, 2023 (3 yrs ago)
Value:
₱4,038,030.38
Project:
23EA0109
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 #5,330 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)DPWH lists the funding source as "Outside Infra - Unprogrammed Appropriations 2023". The exact UACS line is not given.Partly
- 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 - MARINDUQUE DEO awarded it to T.N.G CONSTRUCTION CORPORATION on 2023-11-14.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23EA0109: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2024-03-19). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 4cfb415bb5…cc50bbnow …
- 2. Block Merkle root changedstored 85fe863887…6920b4now …
- 3. Block #5330 hash changedstored 1fbff52db2…add4f3now …
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 229 records. Each step hashes the current value together with the sibling shown.
- leaf 4cfb415bb5030d97d5f5ea95d0a298ba96ed2135ea2f5aa5ccdad524eecc50bb
- 01 L 4bf26b4ecb7222fe2fc78cd039d8032fa68f042e3d468870410485175c0f26d2
- 02 L 5e4d88b91189ec3ac4df65f0896021316d0bc79aece3aef17dec2982cb88cc0e
- 03 L 93ebfeff3605c1eb556575252b7053e9d20fbbe66e35f35d893be270fe7f31ca
- 04 L c5d2ffc5863439a36ba3099cc11247668b8cec6f3b6eb343dd976fffdda189c9
- 05 L 53cf2e4e59421d78a98fb69da80d2e67b6a91258b5c43adcfc029d45fc5cfb18
- 06 L 5f74af2010adce143c026bfc31d13ae1572170f573adc79df8509e904bbfde96
- 07 R 5159f20c975fd135c9b178b00a96aa09d1106beb7fd1eaf3fdd82949e37bb0be
- 08 R d1d8f102bd0cdefeaa0ec9c5a434ac71374098ca6f7c242cdce314cca582af8f
- root 85fe86388733d38b7b626d74c99c3b537420bf67fbdb130c933c24787d6920b4