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 COTABATO Award a ₱2.3M contract to JOHN RAY DEVELOPER AND SUPPLIESProvinces
Transaction hash:
d0073e4be49389da66e7cf16293dc89a3a61b7ae4ab868ae78fab0adc3f2c573
Status:
Included and unchanged
Block:
#4,086 1,927 blocks after it
Position in block:
Transaction 45 of 53
Award day:
Apr 22, 2020 (6 yrs 6 mo ago)
From:
Value:
₱2,292,872.38
Project:
PB INFRA 20-014
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 #4,086 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 COTABATO awarded it to JOHN RAY DEVELOPER AND SUPPLIES on 2020-04-22.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 Cotabato 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 d0073e4be4…f2c573now …
- 2. Block Merkle root changedstored fefecf07a0…2655c9now …
- 3. Block #4086 hash changedstored ab13fc0e78…0cd2d0now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 52 records. Each step hashes the current value together with the sibling shown.
- leaf d0073e4be49389da66e7cf16293dc89a3a61b7ae4ab868ae78fab0adc3f2c573
- 01 L cfb9d6438eaee03dc290bb0b09e5c5245b1f436c7228c2e643dea205811f6e7e
- 02 R 67ea33bc7827dd0ac3cf596e777a1519050752498321371506d39d18bda623b3
- 03 L e09fbc273fa5ea5af094beceb9aafbaa96dfc47f31af4f19266cd27cd2deac22
- 04 L d75fdd0af9593c6112a00f4628e78343a9ef51ea431f245a398b8b4122ba4da4
- 05 R afb27700e04722828c53e8a1251ecd9d6d807f99b4b6656f3abf7fb9b9c1f5bd
- 06 L ffa362d105b6b8a4fa2e82b5bf5eedb7a47e7cb860aab78d3604be9ba43a3d62
- root fefecf07a08a373bfcdba9c31f48048539e832f74111604d22b13d9cc22655c9