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
DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE Award a ₱16.5M contract to T-SQUARE BUILDERSNational agencies
Transaction hash:
74711a866ea8abc29c2a0a14c527d31c311367c4dfa922bf7ddf596c260db107
Status:
Included and unchanged
Block:
#2,676 3,337 blocks after it
Position in block:
Transaction 188 of 362
Award day:
Feb 29, 2016 (10 yrs 8 mo ago)
Value:
₱16,537,106.80
Project:
16MB004/Const./Upgrading/REhab. of Drainage
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 #2,676 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)DPWH SOUTH COTABATO II-DISTRICT ENGINEERING OFFICE awarded it to T-SQUARE BUILDERS on 2016-02-29.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 74711a866e…0db107now …
- 2. Block Merkle root changedstored a36c564149…855655now …
- 3. Block #2676 hash changedstored 45a2e5e046…319b73now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 361 records. Each step hashes the current value together with the sibling shown.
- leaf 74711a866ea8abc29c2a0a14c527d31c311367c4dfa922bf7ddf596c260db107
- 01 R 761f90d96594af99aafa56b518b4b77a07e631a265054e3c4e6cf68d540bed3c
- 02 R 979951bd78164a17c2906a8afb713ebc5de6844ab4a79e3608570241c5e5188a
- 03 L 1659474457eb02f8254b92dd2f953f22f60095eaee4f4099d057059babecbebf
- 04 L 6530d714167c06ec052ba2956fa0be588d970c11a884cfd50a49b849c58ea1eb
- 05 L 7c6e8230850ee5d56098437e9eb127a1291a4e962ca18e9747bfdd134f6f3de4
- 06 L 304637d5c6df2af826167d09f0f35434e91f02b2b61b5bea64d6a9774b2b05a3
- 07 R 5960c53ec16ac93831da23ec057e82f9e8e04f8c36620eb2a783ae2c4809be2e
- 08 L 7a6c89646e30f153c3a1e5e5b6b8844536f77537f83d315c30bc6fde9f78c973
- 09 R dc19d0f2f5d4484b2d3145d903835e315a966d495dffc7da27591bd48945632e
- root a36c5641497855adddab6ac8927eb5561df84ea1c76be26c1d6f6eff2d855655