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 ₱3.0M contract to MARCUS CONSTRUCTION & SUPPLYProvinces
Transaction hash:
c83dc0a96de4e186432c76c7cb0db7397d8b3597106aa1a0be3fdaeea39513aa
Status:
Included and unchanged
Block:
#2,784 3,229 blocks after it
Position in block:
Transaction 111 of 138
Award day:
Jul 5, 2016 (10 yrs 4 mo ago)
From:
Value:
₱2,988,069.08
Project:
PB INFRA 16-096
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 #2,784 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 MARCUS CONSTRUCTION & SUPPLY on 2016-07-05.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 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 c83dc0a96d…9513aanow …
- 2. Block Merkle root changedstored c54db67f40…d2f289now …
- 3. Block #2784 hash changedstored 2210905c67…c1b8f1now …
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 137 records. Each step hashes the current value together with the sibling shown.
- leaf c83dc0a96de4e186432c76c7cb0db7397d8b3597106aa1a0be3fdaeea39513aa
- 01 L c7e1c1484ca27ea12e150f4f8f2c8c6a8669f19ca27fe882dbdaacecf149a04f
- 02 L 80ec12bdc03714221a93cde6ccc042eec8b9e36bb74f72b90828a03104ab2231
- 03 L 4892aa17fe3d27efc14ea2758b8c5d58374df6e4f25216fd5a5cb00ef62f8acf
- 04 L ea730d5be3b2dc3ba58b742d020cf9f0d15ec53d8e477e8e1c678baae1e28923
- 05 R c332f18e5d45ae3e7f53c20a3ad60f9f04cfc80184206db0aa3694daf2336f4c
- 06 L cdc5e0af7942026ef8c7f232162be2fa4000f5e7d1626c87aa0c91a53d1da2b5
- 07 L eff9518ff3827a7eb0e532aaed01968aa7fcf70421aeb633cb807aca07e1c5cf
- 08 R 622cd39b226075c42868051c5ecff586b433a02ef59f3810ca7d536a9853373c
- root c54db67f4064e147bdc5a65d6e4908e2ed536b165a1c17cb398bb2b558d2f289