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 TANDAG, SURIGAO DEL SUR Award a ₱4.0M contract to ROWIE'S CONSTRUCTIONCities
Transaction hash:
38df53ef3aa036799b28128a5a574a249ba0ea53ee0f7bf4e3ba79038980b54f
Status:
Included and unchanged
Block:
#5,026 987 blocks after it
Position in block:
Transaction 48 of 200
Award day:
Jan 3, 2023 (3 yrs 10 mo ago)
Value:
₱4,049,475.52
Project:
Flood Control & Drainage System, Brgy. Awasian,Quezon & Telaje,Tandag City
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 #5,026 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 TANDAG, SURIGAO DEL SUR awarded it to ROWIE'S CONSTRUCTION on 2023-01-03.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 Tandag 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 38df53ef3a…80b54fnow …
- 2. Block Merkle root changedstored fdf01a3d6c…2d04d2now …
- 3. Block #5026 hash changedstored 92aa4d46d2…363295now …
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 199 records. Each step hashes the current value together with the sibling shown.
- leaf 38df53ef3aa036799b28128a5a574a249ba0ea53ee0f7bf4e3ba79038980b54f
- 01 R 3dd6d20788e9af6bd4f4a0a2ac204810fe65dc0b1e7398a04f3ec6df082abafe
- 02 R 0d745b9092a2ffef939c50f7339d9001b2b79aa5a8060e9a1a553b584f864c14
- 03 R 0125fd55c2bbf4c3de58729102a1ab18340019b7a0a5b85e7b48713f4c083034
- 04 R e523cec6a207b1bf4fe788a872d5bab0b2bda0556ac049bd4a396f26287f9435
- 05 L 82b8e93e35affae14e8f74648774a224b3dbf0da0c2a37ccf220907647214f13
- 06 L b4bc832b3fe4df099d672e87d5ffffd561068a6ab6435bd634b703eb942eeaed
- 07 R fa068c7427cb8a16a6703857a9eeb0f2a34c6cd2f68b1c8002f1f1acf2a7e66b
- 08 R 8f9cd3e26d3b67da3d2ab29cc91c668d079644a8c3b0c6795e3b2aac60459dd1
- root fdf01a3d6c6f4df5d6311e798706bba59740a97f16e6dca1fe584de8272d04d2