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 GUIHULNGAN, NEGROS ORIENTAL Award a ₱8.0M contract to TMTC CONSTRUCTION AND SUPPLY CORPORATIONCities
Transaction hash:
f7d9edfaeef55f5fe65ebbd02dd892498c5a40fd5fd730bc2f5b985f1a29a5d1
Status:
Included and unchanged
Block:
#5,011 1,002 blocks after it
Position in block:
Transaction 231 of 241
Award day:
Dec 19, 2022 (3 yrs 10 mo ago)
Value:
₱8,000,000.00
Project:
Concreting of Local Road in Sitio Proper to Sitio
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 #5,011 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 GUIHULNGAN, NEGROS ORIENTAL awarded it to TMTC CONSTRUCTION AND SUPPLY CORPORATION on 2022-12-19.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 Guihulngan gave a "qualified" 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 f7d9edfaee…29a5d1now …
- 2. Block Merkle root changedstored 594c719862…ea3272now …
- 3. Block #5011 hash changedstored 343bb80289…1b63cbnow …
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 240 records. Each step hashes the current value together with the sibling shown.
- leaf f7d9edfaeef55f5fe65ebbd02dd892498c5a40fd5fd730bc2f5b985f1a29a5d1
- 01 L f70c4550a4328ee472c5674f221a14b3969fd9d3d66938580106737775db7a8e
- 02 L 7e4f0f0aab2e9c7b0f49b7be85ea70263d1e9bd1d38ee439c07ecab4d06a3753
- 03 L 9a5e467d9a985a4f92605c5c20b302e15da169a4ccf431bdc0f4f88f4e24b51b
- 04 R 9ac0f456618cb1f9b52923d57749c4aef71386b9e301ecf61985671bea00f626
- 05 R eb1fc050584ca5f1ea37972747df64c90e762ed60723896c3fe224916803a3e7
- 06 L 273e648d7ca0619580d7b099c797670bdcf43b8b88a4f92d0fb63c86ced2fbc8
- 07 L 824699c1aeb2d8ed3f9a75f5d5248a3d7179bf929210f14785e645277c72da6b
- 08 L 9e1fae75b0d2715f5420664817671fc601b50e94c62de82d494484d7a0303f4e
- root 594c719862b72ddd60ce6b7954e93a25675d63f9bc671e197aff86f545ea3272