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
PROVINCE OF SURIGAO DEL SUR Award a ₱4.0M contract to CYL CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
df6f9741ee9ab4241948bb5f656d055ba82ed122eac9bb09eb9b3279dc4f8405
Status:
Included and unchanged
Block:
#4,411 1,602 blocks after it
Position in block:
Transaction 267 of 301
Award day:
Apr 5, 2021 (5 yrs 7 mo ago)
Value:
₱3,992,829.76
Project:
Construction Projects
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 #4,411 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)PROVINCE OF SURIGAO DEL SUR awarded it to CYL CONSTRUCTION AND SUPPLY on 2021-04-05.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 Surigao del Sur 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 df6f9741ee…4f8405now …
- 2. Block Merkle root changedstored 0e6a459c99…1a6eacnow …
- 3. Block #4411 hash changedstored 6f8a104312…f06264now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 300 records. Each step hashes the current value together with the sibling shown.
- leaf df6f9741ee9ab4241948bb5f656d055ba82ed122eac9bb09eb9b3279dc4f8405
- 01 L df05bfca046d902aa2647a8bc9b8c79018244122976ec674fc975e1c60e9a10e
- 02 L caebed36c29ce749d5d247d170e3ecd97ca619c4e2af6161bbf02a9c6afb8bf3
- 03 R b784889a9df6baf0b9ffa962d97058fc815b9549663d8d6d188992f5611690b3
- 04 L 44c4f436510e4c82b3ebe275056f72cb596d8fbe6bfc3b11fa72ab6e0176a38c
- 05 R 28c8e598a76f32967a6355d0200f71ad7b23445c8647b698285ae7f976bdd8bd
- 06 R 797d82b23db7479154ca4e1387a41f8f10a65d6cb4eb18f57c6dbdca9e7d5b17
- 07 R 0c359416fb32331e1032193d6892b6f13cab8f49877c5dd1b5922ab68ace1bbc
- 08 R 7d9795a9df4d0057cf84b2560a1baaaf2ef5a36f9e3da3c8c1b95ed24ea42e34
- 09 L fd033113e584158a2b9338fa220b4cff0dbd16382db2b636024f0816657fbb56
- root 0e6a459c9900b49219f0945f9d1c8acee1ac04b8501574518b3236779a1a6eac