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 SAN JUAN Award a ₱1.1M contract to FILBEST CONSTRUCTION AND SUPPLIES CORPORATIONCities
Transaction hash:
8aef280353bf47bc53d2adb5a7d4b3555f5c023a6ee90be4a7732728a79a66ef
Status:
Included and unchanged
Block:
#2,915 3,098 blocks after it
Position in block:
Transaction 80 of 118
Award day:
Nov 24, 2016 (9 yrs 11 mo ago)
From:
Value:
₱1,081,231.48
Project:
Construction of Eternal Tomb, San Juan Cemetery
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 #2,915 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 SAN JUAN awarded it to FILBEST CONSTRUCTION AND SUPPLIES CORPORATION on 2016-11-24.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 San Juan 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 8aef280353…9a66efnow …
- 2. Block Merkle root changedstored 7c27df64a4…d5f45bnow …
- 3. Block #2915 hash changedstored 17fccaa0bb…13944dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 117 records. Each step hashes the current value together with the sibling shown.
- leaf 8aef280353bf47bc53d2adb5a7d4b3555f5c023a6ee90be4a7732728a79a66ef
- 01 R 8c35d50451bceadd12cd4564f49e9910bfd199250313ddfc20d475f086b5dc0b
- 02 R 1a335efaab1976071b47fe10349a7cf455941c595d4300764b0663de9135cb7b
- 03 R a2acb6935fa498c1f318b4f8ea9e50733271ca8a2c7474d2b3c4de866d9598c4
- 04 R cfe3a9431c2884ea1d389d01844764d56672e5c7d998224d6edfefca991bbe0c
- 05 L 05ea405c87ef850de79d2bb0952ed5c1c273f2b830d5605183ee9624ff93fa69
- 06 R a0b532e667ea2ab48305964e597e1c82c3f4639d81e8cec068ed78595a6a53a0
- 07 L 1320e2527ad118ecee54720ceea2bf61911691226b35c4aaa582da9cb5bad8a9
- root 7c27df64a4917138f3b5815a54cd64d3391177975061b6d1c51a2007e3d5f45b