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 SURIGAO, SURIGAO DEL NORTE Award a ₱3.0M contract to TRI-AC CONSTRUCTION AND SUPPLYCities
Transaction hash:
f25c2a07b40f2015eb7fb847ea382b94595c8292e98490ea1f1c06712b860454
Status:
Included and unchanged
Block:
#5,300 713 blocks after it
Position in block:
Transaction 137 of 145
Award day:
Oct 12, 2023 (3 yrs 1 mo ago)
Value:
₱2,996,756.14
Project:
Rehab. of CEO, City Hall Compd., S.C.
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 #5,300 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 SURIGAO, SURIGAO DEL NORTE awarded it to TRI-AC CONSTRUCTION AND SUPPLY on 2023-10-12.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 Surigao 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 f25c2a07b4…860454now …
- 2. Block Merkle root changedstored 570fcdf184…472e53now …
- 3. Block #5300 hash changedstored c6db2cd41b…49599fnow …
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 144 records. Each step hashes the current value together with the sibling shown.
- leaf f25c2a07b40f2015eb7fb847ea382b94595c8292e98490ea1f1c06712b860454
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- 02 R d1ee7358e5dd7da22bd792d1956451252e862b7be8b8db471108d603af8d4e32
- 03 R bac1ff773f08f514d303fa3576f54a7f20748ef1d32d50b25eaa8f32006e37b6
- 04 L b039765a67de6e5a9ae5792f56690f4adaae52a4b9761012cf5e0148ced11f53
- 05 R 869a709080b0e4b7f597087f8668a15a76b47acc3f9bff138e8079fbd94f7be5
- 06 R dd52a4a7fdda836cd6248cb1e96383093c5220c4a6d55aea749f7635625b9376
- 07 R 1bf5361a364368e9ab8a5dfaded10c5343ee35827c2cc7eccf9cdcd25f04b7c3
- 08 L c2742c4eb8f766d6a390b22f9f290bc9073705b6061801e206820c983a78cf17
- root 570fcdf18475fa8201ea563611f023583a2ed4ef8c1ae215b432592057472e53