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 - TARLAC DEO Award a ₱2.7M contract to JAM-C BUILDERSNational agencies
Transaction hash:
eb0b0c9cdc0c97d01ab3fe3df8213df117d56f76169afa721a4d4aeab099b0e1
Status:
Included and unchanged
Block:
#2,130 3,883 blocks after it
Position in block:
Transaction 110 of 124
Award day:
Jul 17, 2014 (12 yrs 3 mo ago)
Value:
₱2,721,986.82
Project:
Construction of One (1) Storey Three (3) Classroom
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 #2,130 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 - TARLAC DEO awarded it to JAM-C BUILDERS on 2014-07-17.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 eb0b0c9cdc…99b0e1now …
- 2. Block Merkle root changedstored 71ed33977a…9f5d10now …
- 3. Block #2130 hash changedstored 946579d30f…ff9186now …
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 123 records. Each step hashes the current value together with the sibling shown.
- leaf eb0b0c9cdc0c97d01ab3fe3df8213df117d56f76169afa721a4d4aeab099b0e1
- 01 R eeb3a4ee3510c2820887de5c11c4448cac2d0cafb641c144f24ce2b40c4fb972
- 02 L c444ac1a73eb8d4e7ddb3ec4a3166897833f06ad583e3dce53d07916a38c2840
- 03 L 54bef39372614fee65379920749748f71b1ed8221401e9e19d7e5fcdde8fd35f
- 04 L 4b4cba0b5da2af8d20b92e7c73ef9c8741e29e3cecfd5e5e25e7f9b05203f980
- 05 R b2eecb44a7b0eb644a1a49e95d29f2530d877fb01d5ddab3da8cdcb716823b4f
- 06 L ff4a049f67e2e99a868baa1735524c98cdfe26383e7ce2b616369870d956a577
- 07 L 76b082e5f4a16d8225bc4d07fb8457f79a99fba622719761f56a8130e182ae78
- root 71ed33977ab08f02136ed4dde7daa0d4987bdf47e94ad4f7c87b7a795a9f5d10