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 - METRO MANILA 2ND E Award a ₱2.9M contract to SPRING STAR CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
08b08bf6b012f7b56eda8bd44f8d722f653d8bd45966cb3c60c259f6e23c27f8
Status:
Included and unchanged
Block:
#2,186 3,827 blocks after it
Position in block:
Transaction 10 of 111
Award day:
Sep 18, 2014 (12 yrs 1 mo ago)
Value:
₱2,850,608.23
Project:
Const. of Multi-purpose Bldg.
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 #2,186 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 - METRO MANILA 2ND E awarded it to SPRING STAR CONSTRUCTION AND SUPPLY on 2014-09-18.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 08b08bf6b0…3c27f8now …
- 2. Block Merkle root changedstored 460928cf3e…3ee43enow …
- 3. Block #2186 hash changedstored 29a1556d60…d31fefnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 110 records. Each step hashes the current value together with the sibling shown.
- leaf 08b08bf6b012f7b56eda8bd44f8d722f653d8bd45966cb3c60c259f6e23c27f8
- 01 R 0d49d365b10d93cb34f18b9e768aaf4694cde27b6bf2677f2c4eb01c8431daa9
- 02 L 62a0827b49da0784cbd252f6e5c71d68886d508dd34d9e2a480e3f1dd1e026cb
- 03 R 2986e481fe1a3d0614c8ec8dd342abc8cb116a2d9c6940bcd11c5056808b9007
- 04 L c03570cebab93b6755312eb2a2104b3e654e7fe1e397e786e362ca91f8f18385
- 05 R a7b34867cc8a2ce9aa0853e745d2214df2f16640c04d20cf5da30fa9a04d5896
- 06 R 83df5b502e95d9cb1bbcda409db24a966392a3648d37ab9c96b776eedc718bab
- 07 R d77d92222c39aebddac0e85263188217741537235b0daf1006f05424c5ece7e2
- root 460928cf3edbe6d6cd4453046c841bab84c4d9dd07fd5fff18a99ca44a3ee43e