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 ₱149.5K contract to LANDAM CONSTRUCTIONCities
Transaction hash:
23d4e926f7a6ddbda4a8a0574b89b32df823f779c9d16a78d2af81e8ffa3609d
Status:
Included and unchanged
Block:
#4,461 1,552 blocks after it
Position in block:
Transaction 26 of 168
Award day:
May 27, 2021 (5 yrs 5 mo ago)
Value:
₱149,460.99
Project:
Perimeter Fence Sotto ES, Agbannawag
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 #4,461 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 LANDAM CONSTRUCTION on 2021-05-27.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 23d4e926f7…a3609dnow …
- 2. Block Merkle root changedstored 4987863640…a4f8cenow …
- 3. Block #4461 hash changedstored 49e0dc2ac5…bab3d4now …
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 167 records. Each step hashes the current value together with the sibling shown.
- leaf 23d4e926f7a6ddbda4a8a0574b89b32df823f779c9d16a78d2af81e8ffa3609d
- 01 R 23fd5cb6dee04b483618b1116a6b6e8aecb9887d8eb0122929012727c6b2d417
- 02 L f33ed99bf7ecf12a4c693a9290b635b08481c85e2fa981bdaa65fdbd6e7d9470
- 03 R ba7206114d2a1496647b20059ead2ad36c679735280b2baecdce3a2ae783fcc7
- 04 L 5c6f6a5c0de5563bc3ec06507d254068db1c0c1e7b88f8873bc279b9dd8258c9
- 05 L 7c2612b94f89a671364484738615d7a0aeeb81d5d095027ae03b3ea557933b62
- 06 R b01bc913ead49b842d16e2e5ce5e21cc9c0f6b46addf9283e55378c2c4938384
- 07 R 7eb19557582460691e11be985def923d372b675d4f2e835f5cf4e5755bf9cbf2
- 08 R 2dde26d59ac85a0e211eac380db1e7d1ab9ce4f70932ff7ed097ec02895bb098
- root 4987863640724fbbebacc9b539139a1c18d21493e0576c2f06ca185a65a4f8ce