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
MUNICIPALITY OF CATARMAN, NORTHERN SAMAR Award a ₱497.8K contract to AREX BUILDERS & CONSTRUCTION SUPPLYMunicipalities
Transaction hash:
8a48995d0787b3d2cf51350a26692c4e60dff42fcdd9c42c91ef3b9d361620f8
Status:
Included and unchanged
Block:
#3,527 2,486 blocks after it
Position in block:
Transaction 89 of 166
Award day:
Sep 7, 2018 (8 yrs 2 mo ago)
Value:
₱497,800.44
Project:
Installation of Streetlights in Brgy. Molave
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 #3,527 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)MUNICIPALITY OF CATARMAN, NORTHERN SAMAR awarded it to AREX BUILDERS & CONSTRUCTION SUPPLY on 2018-09-07.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 Catarman gave a "unmodified" 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 8a48995d07…1620f8now …
- 2. Block Merkle root changedstored 82500824f8…c9a4aanow …
- 3. Block #3527 hash changedstored 6220b5aa3f…246641now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 165 records. Each step hashes the current value together with the sibling shown.
- leaf 8a48995d0787b3d2cf51350a26692c4e60dff42fcdd9c42c91ef3b9d361620f8
- 01 L 89399d29f2752be739dcbaa5cbfaf4fad1ed0bf0a13c79dfe89d66c8d4ed1825
- 02 R e89c302a3ff791cc58900aa5fa0c01cb45156993d56f156851a6a9decc298782
- 03 R db928e9e2fcf32a63f219c2b93b9a9c087280692916eb29698f0915001a5d041
- 04 L c61a1b2a0946a77be89de05031f2dcdd7acbc1aa0360fdd930d770b88d758d4d
- 05 L c62c0d29dc82d959d6bfaa16141510c892d8413f36131af08e86f63abcd6e223
- 06 R 584f202fa513470499a4fd24bccdc832aea913eb9fc7adca0952f66f6e38162e
- 07 L 22b24d9289b820508834badd794d95483f8fac9a4f912c3fff6912c428e95f6f
- 08 R b31e120ee84b77fc2e3adeef921197990f99d5d8a59df1360e0d5e53a5452561
- root 82500824f85fa6325dc611cd66db95b8c13a109884dd123e9a782ea487c9a4aa