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
MUNICIPALITY OF ATIMONAN, QUEZON Award a ₱919.3K contract to ADAD ENGINEERING SERVICES AND SUPPLYMunicipalities
Transaction hash:
ed06f73d480429e7ffe074eedaa3782e7edd07a800ca755431d0ba32c62ee469
Status:
Included and unchanged
Block:
#2,689 3,324 blocks after it
Position in block:
Transaction 439 of 480
Award day:
Mar 14, 2016 (10 yrs 8 mo ago)
Value:
₱919,291.50
Project:
Installation/Maintenance of Streetlights
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 #2,689 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)MUNICIPALITY OF ATIMONAN, QUEZON awarded it to ADAD ENGINEERING SERVICES AND SUPPLY on 2016-03-14.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 Atimonan 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 ed06f73d48…2ee469now …
- 2. Block Merkle root changedstored 446dec3de5…fda636now …
- 3. Block #2689 hash changedstored db5eb766c5…1d3f38now …
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 479 records. Each step hashes the current value together with the sibling shown.
- leaf ed06f73d480429e7ffe074eedaa3782e7edd07a800ca755431d0ba32c62ee469
- 01 L ec9ec36ee408ed3d8643e14f8fb1fd9bed196d48e68cc2a823551afd3c506956
- 02 L fcdb88f1a7bc87fa24e373884c17e5520cab085c1d6551861d27cb697be1328d
- 03 L edb02bc9313d25d7543a1bc568350f402dd767d712b61607b8659b99e9c3452e
- 04 R ceca932ef12122549e2819bb5b928a0622e94d5021d0eb271ec9baa447dd8b2f
- 05 L 4e191d430ef77f23e083c32de2fa86240f1e1cee9ecc2d3e87651eaa0389f981
- 06 L 2e33385c641b1a0ee7bc3eb6c5cc742365f42ff9c89df25f3b86acd07dc85ab8
- 07 R 9fba51b75e7db571102b6e770ff3c85aef80332307ec4618e116961660e4cd35
- 08 L 8ea5956cf72ed7cc19b26ed73cd02ecc5928862fe79b9d294739f3b8c9dc0fd6
- 09 L 808f5f2246d3c2fc39134ef403412d3289ff605e42f07ba42cb4f11f401add0e
- root 446dec3de536ddbe04d5deac4f1dd6bd9c50781f099b7789e4b48a7af5fda636