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
CITY OF TABUK, KALINGA Award a ₱98.9K contract to TNJ BUILDERSCities
Transaction hash:
ce1e8db2ef8906d199541bf432f2c6407a16d3162688a2a64c8fb109422f761d
Status:
Included and unchanged
Block:
#3,323 2,690 blocks after it
Position in block:
Transaction 388 of 490
Award day:
Feb 2, 2018 (8 yrs 9 mo ago)
To:
Value:
₱98,945.56
Project:
Multi-Purpose Pavement
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 #3,323 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)CITY OF TABUK, KALINGA awarded it to TNJ BUILDERS on 2018-02-02.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)COA's CY2024 audit of City of Tabuk gave a "not stated" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 ce1e8db2ef…2f761dnow …
- 2. Block Merkle root changedstored 1cdde112d9…604673now …
- 3. Block #3323 hash changedstored b11dd4410b…63c1c1now …
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 489 records. Each step hashes the current value together with the sibling shown.
- leaf ce1e8db2ef8906d199541bf432f2c6407a16d3162688a2a64c8fb109422f761d
- 01 R ce905d6d031902b13ddc6447e15dd515f310d66fdd5bcc7ab49acb0570702cac
- 02 R 0cb45242acceb99924da2bcf0f6419cb8a27674865d85796c15363ed6db53817
- 03 L 99424c09893ec1621d692a2c18a09f2e8068b463b430e656d1741e1cc1d4dbf5
- 04 R acef231942bb783366105634fee3b7c8fd33b790db6f3b06108b89d571d20a7b
- 05 R a03baf9dd631d793235435d88e825408f6650f1be77c6f1a5ea2e7b4b0334d51
- 06 R bc0f3d1b231ad75991a72e40bcfdb73c5c14474ef0a521e2e1a949eb393ce860
- 07 R e29f9fbbbb058e8586bc19279a06caa489fda6f0a53ee20ca2b7a67b5576bdd5
- 08 L eab4b06dd1d170dbcc3e915af6099fbaff1fee189838d032a4a003cfe287c97f
- 09 L d842a3ff806953359ac764dba27a13e1e16486650d854cf14ded087f77512aba
- root 1cdde112d9ba3edc920ed24cd8f6c8c61154f98ca82f6ceeda20da848c604673