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 - DAVAO CITY II DEO Award a ₱47.5M contract to TKS BUILDERS & SUPPLIESNational agencies
Transaction hash:
1e7ca5b4123cfdbad5fa2bab56401a62b3fb929e9bd979ef2051bf2e56113768
Status:
Included and unchanged
Block:
#4,617 1,396 blocks after it
Position in block:
Transaction 24 of 242
Award day:
Nov 2, 2021 (5 yrs ago)
Value:
₱47,526,154.28
Project:
21LH0082
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 #4,617 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 "Regular Infra - GAA 2021 LP", i.e. the FY2021 GAA. 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 - DAVAO CITY II DEO awarded it to TKS BUILDERS & SUPPLIES on 2021-11-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21LH0082: 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 2022-04-27). 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 1e7ca5b412…113768now …
- 2. Block Merkle root changedstored 56b66e35be…0ec664now …
- 3. Block #4617 hash changedstored 1ee2345a20…06253cnow …
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 241 records. Each step hashes the current value together with the sibling shown.
- leaf 1e7ca5b4123cfdbad5fa2bab56401a62b3fb929e9bd979ef2051bf2e56113768
- 01 R 1e8f6690a7813ead2c91aaf32f09b9808aa03f902b1445ce4305a44328fefe65
- 02 R 656cc6604b53c51160aa92715a267803fdfaaec5e27c5240ab155cec197fb10e
- 03 R 3348059f086f1dbcda025b46c8e4ca404a173548c72fc5a489ebcc6bb9ae88b5
- 04 L 994327868b97e4d27d6f6d58118f8a4b59075a91412f50b06676d04edd108d5a
- 05 L c5b9788dfbcc7e0a01b7e9d3ac255e577a5e7a202afe82ad0cad34161342f427
- 06 R f69e00bc1f128a381cbc6be5490d5bce6021d0a09cb97915066df2b977d2d8d9
- 07 R d148aca9694ff26bff4c6fa393bc84b10504d94b00db52a7fc66a62892240dc0
- 08 R 8d2c05ba758db7a6077019fd40f81bd3b323c1dc8ff41b5f8480cd3105fc41c5
- root 56b66e35be64b6df7008b2388c8f770d1bf9ef8f5f7aaa16a0db1202110ec664