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 - NEG. OCC. 2ND DEO Award a ₱4.9M contract to SBK CONSTRUCTION SUPPLIES & SERVICESNational agencies
Transaction hash:
71e47f9945819d3bbf42d752cf1921e0483b7fb0cf1eb8d7cabaaad8f548b6da
Status:
Included and unchanged
Block:
#5,093 920 blocks after it
Position in block:
Transaction 219 of 516
Award day:
Mar 14, 2023 (3 yrs 8 mo ago)
Value:
₱4,894,860.80
Project:
23GL0042
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 #5,093 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 - NEG. OCC. 2ND DEO awarded it to SBK CONSTRUCTION SUPPLIES & SERVICES on 2023-03-14.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 71e47f9945…48b6danow …
- 2. Block Merkle root changedstored 2b7dfe6df8…3a0e3anow …
- 3. Block #5093 hash changedstored 544257f4f4…90668bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 515 records. Each step hashes the current value together with the sibling shown.
- leaf 71e47f9945819d3bbf42d752cf1921e0483b7fb0cf1eb8d7cabaaad8f548b6da
- 01 L 71a239af52a5e176783c3fcad0f8925c37a7fb9ed68c42009768d9818630d929
- 02 L 461795030f2733b34e8b6f7d0f3bfb052ffc6fa3177878c97ec8cd8c672072b0
- 03 R f628816a8bcdf13a621a423d38002760813240188e2beac08315742d4bf001c1
- 04 L 53e8328f023f8cb55a16f5b2ebbfafcfcaf148b397867ebc7a815aae087e051b
- 05 L 63dc583beb981e7896489edbb3db664143cfbec64807bc02d970ffa9359982b4
- 06 R 400a1e78960b8d2665eef0fd499aef1e83a4f98a6b30137b2196e53fd5243a1b
- 07 L bf72374afb729828c69358a1c56d301b765bb7cae5ecbb69c2892c6cb0df5702
- 08 L 43490b682fd30365188bc15216938d965cae3f9aeeb0460b860241c160fcf5c3
- 09 R bc8fb0ea282b8122b555dfa50922b9a25649f8e61a67a2e39a31b499b84d7c42
- 10 R 7a07c4290de5a7fe66753e8a94c14114b51964e6aea90d70ded96159d19132ed
- root 2b7dfe6df89948a72938571143c918468165bc8628f84d97392a994c083a0e3a