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 - LAGUNA III DISTRIC Award a ₱14.1M contract to T. SOLOMON CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
db7e02e0044cbb9a80f706316a35a55ed7d85e8180b83184871c207aee1d31b4
Status:
Included and unchanged
Block:
#4,341 1,672 blocks after it
Position in block:
Transaction 177 of 204
Award day:
Jan 21, 2021 (5 yrs 9 mo ago)
Value:
₱14,106,757.50
Project:
21DP0035
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 #4,341 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 - LAGUNA III DISTRIC awarded it to T. SOLOMON CONSTRUCTION AND DEVELOPMENT CORPORATION on 2021-01-21.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 db7e02e004…1d31b4now …
- 2. Block Merkle root changedstored df402073e7…0952c2now …
- 3. Block #4341 hash changedstored 26e2a6e8d4…051cfdnow …
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 203 records. Each step hashes the current value together with the sibling shown.
- leaf db7e02e0044cbb9a80f706316a35a55ed7d85e8180b83184871c207aee1d31b4
- 01 L db07f098ffa64d3c077532bacb41ccb4e0ded7208db5238dc0dfe41b3ee76c56
- 02 R e51ed753cc92cdb117f32beb10423188f56549bc4b1004461fb5e42711a75810
- 03 R d9b12ed0e0bc0c1d40baf0c57e638b932d8962da0cdb6cad57dc3702d24660a2
- 04 R 0092efe78f0f0643f397ae266a88b580922060ccbd126e95a99544dd8bb813f5
- 05 L dfbaad470a7462f12d52b2186a73a47d1ad35efb6e91604482f8c5af3d8c0c77
- 06 L a0114ff05af8b9b2f2ff2da2becf5e751afabc068c87991df05fd377ba77ad2d
- 07 R 4ac7b797d7b858d399577ac359f4681b8f35c710a792c4829d660cee1f9c02b4
- 08 L 3f1d5a3a7bb22307fd0770a176867465d43731afef6a85f05fefc5791957fb63
- root df402073e79f802a598e0222748829f2aa08319830e05e5473594452af0952c2