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 MANDALUYONG Award a ₱1.8M contract to UPREAR CONSTRUCTION CORPORATIONCities
Transaction hash:
ce2dcd0b82a64501854c015f0d3ff61d496fd8df87b4d0ba528225b005b80c17
Status:
Included and unchanged
Block:
#3,978 2,035 blocks after it
Position in block:
Transaction 461 of 561
Award day:
Dec 27, 2019 (6 yrs 10 mo ago)
From:
Value:
₱1,831,058.00
Project:
Street Improvement
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 #3,978 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 MANDALUYONG awarded it to UPREAR CONSTRUCTION CORPORATION on 2019-12-27.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 Mandaluyong 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 ce2dcd0b82…b80c17now …
- 2. Block Merkle root changedstored 270002a591…effd69now …
- 3. Block #3978 hash changedstored 5a5bf4f503…929914now …
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 560 records. Each step hashes the current value together with the sibling shown.
- leaf ce2dcd0b82a64501854c015f0d3ff61d496fd8df87b4d0ba528225b005b80c17
- 01 L cd9c0813b2857a2746fd5e13cb9c2aa6e50d11b7db5724df11353ce2b1b92df2
- 02 R c0b56b11025c2da83cdd7c6526cc16e41064e631c7e9ea4da2355a9d124aec07
- 03 L 848f284693f9df9ab777fe44638e6c5cab6f11b69cfbc86d34626bc95cddd875
- 04 L e10787e249a1d06245a46ef5d9629538747fc1c307526bf79cef87ed91cf1568
- 05 R 833840c3370774be530446dd8061b132524148459080b9d606788b2815d99184
- 06 R 54bac08a253c6409b2faeecfa10fdd22a5284c9d068ac20f8952f392316913bf
- 07 L 72a3a31cf5e2fdc1e73988ec93f1bd0570513e7900286c9f8b4948da94c3ab53
- 08 L 6d5089ae8bb8fa81c33d5e06a44794289fd5dd0288202dcfd2b7648a735abb4b
- 09 L d0469957c63b587be3e56f60b536f99b20b9a99f87f360bcfe5272da3c004390
- 10 R c91bfc952158b1ccb32477d10d3565a8171bdde07789ac9575d2c5cb2ef03790
- root 270002a591ed413104a03c8b8ab05489f076cdafadedd1ef5d8ed9dfeaeffd69