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 DAVAO DEL SUR Award a ₱890.0K contract to LEARY CONSTRUCTION AND SUPPLYProvinces
Transaction hash:
2d4004bedc8b1b30d1f3e67f43358de17916f894363b7b5fd0482a939b77c605
Status:
Included and unchanged
Block:
#3,329 2,684 blocks after it
Position in block:
Transaction 66 of 379
Award day:
Feb 9, 2018 (8 yrs 9 mo ago)
Value:
₱890,000.00
Project:
Construction Project
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 #3,329 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 DAVAO DEL SUR awarded it to LEARY CONSTRUCTION AND SUPPLY on 2018-02-09.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 Davao del Sur 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 2d4004bedc…77c605now …
- 2. Block Merkle root changedstored c8d5036a70…6918f8now …
- 3. Block #3329 hash changedstored c325555d39…ecfe3fnow …
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 378 records. Each step hashes the current value together with the sibling shown.
- leaf 2d4004bedc8b1b30d1f3e67f43358de17916f894363b7b5fd0482a939b77c605
- 01 R 2d478f71e8866cacfba6556391ffb84c3a70bbfaa9357f4b93afcf80f09e2d99
- 02 L 72c44edcd525cdcf28181f3663e0fbba615fb3284f248e546c401b11ca057aaf
- 03 R 1ba72d479c30a041733afc8efd86db6217a76af0572e61aa01453d7698283b3a
- 04 R d978df3856aad7bf2ec7da92c727c06fc8c96eab91ab72c27678cc9195aa445f
- 05 R 5f543e24a1612e76b9d8e7281c81b5ce04deb3ec72a282f122b0edf854494955
- 06 R 7a185e4e2e1a2d51573b2a432273defec664a2a04ebaf356b7b8e3b6bf4304b9
- 07 L ca7b6a4ea5099caa6402c0b893926eae70481a6e25f534f27eeb6e23f01d521f
- 08 R 66ee7ffac05b6eb5379c59d00e27b5d553ca7b95048d7d1fdf4b68372ab12644
- 09 R df0f863602c10ba3fb1bdf6b557149a09fc3511aa857a92adcb4dd05be6963ed
- root c8d5036a70725d29170b79f64981d64bbcd237d4d1418298426702c0b66918f8