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
CITY OF TACLOBAN, LEYTE Award a ₱10.1M contract to ADVANCED ABACUS INDUSTRIES CORPORATIONCities
Transaction hash:
a3da65cef80dbe2e6105e58731f51b67ea4f25ffdf01a21b6a5a2e7387203486
Status:
Included and unchanged
Block:
#5,888 125 blocks after it
Position in block:
Transaction 448 of 694
Award day:
Jun 23, 2025 (1 yr 4 mo ago)
Value:
₱10,134,941.81
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 #5,888 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)CITY OF TACLOBAN, LEYTE awarded it to ADVANCED ABACUS INDUSTRIES CORPORATION on 2025-06-23.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 City of Tacloban 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 a3da65cef8…203486now …
- 2. Block Merkle root changedstored 215c4ec053…c6aae9now …
- 3. Block #5888 hash changedstored e64ca20933…14f88fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 693 records. Each step hashes the current value together with the sibling shown.
- leaf a3da65cef80dbe2e6105e58731f51b67ea4f25ffdf01a21b6a5a2e7387203486
- 01 R a484dc3e81b5790bbc99ccffa7004b84219f9ee019493f47018b6be7898eb981
- 02 R 99014be89bdcb75f455b3fe853581c937c5047923645efd4b195d3ffd25fc0f3
- 03 R dfe07f33a962991677acc8a8ca9cd5a7b663a8f76a3b369c57da15d54e16ec29
- 04 R b860a5bc53d93a4f889f9414725e50cbfc3fe5c17818b5dfca04ee19d062760c
- 05 R a095920a9b84ffd163146f11f2c836e252bf3ed94f6925662a52d29289ad55d6
- 06 R f815779bc370440e8ac413335f97f542279c4bbfb661dd48c24d1db086ba9004
- 07 L 5b1e79152c72d03dc8d63f9a9924138a6f368a9fca901cd255675d91be80b017
- 08 L c7a06d3f71f9beb18fdf33734ce307a14659079a792291c382fbe56f73b97c3e
- 09 L 6691c8d8c83d48552d58a9b7cf11a73b8421e5edf04575ec13850ecdc2ed297a
- 10 R 4ab853af241b97346cbafc7763932401eb9d6a9505e29f3c3bcd31a418c748f4
- root 215c4ec053aaea90c32d56de6b04075cd666346eb2e3c822135ac0a626c6aae9